Home / 141,754,268.06-195,621,021.74-76,564,172.06

Finding the Fourth Proportional to 141,754,268.06, 195,621,021.74 and 76,564,172.06

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Solution

The fourth proportional to 141,754,268.06, 195,621,021.74 and 76,564,172.06 is: 105,658,628.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    141,754,268.06 : 195,621,021.74 = 76,564,172.06 : x
  2. Step 2: Convert to fraction form
    141,754,268.06/195,621,021.74 = 76,564,172.06/x
  3. Step 3: Cross multiply
    141,754,268.06x = 195,621,021.74 × 76,564,172.06
  4. Step 4: Simplify right side
    141,754,268.06x = 14,977,561,567,054,362
  5. Step 5: Solve for x
    x = 14,977,561,567,054,362/141,754,268.06
  6. Step 6: Final answer
    x = 105,658,628.64

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.