Home / 152,256.30-210,111.94-84,273.40

Finding the Fourth Proportional to 152,256.30, 210,111.94 and 84,273.40

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Solution

The fourth proportional to 152,256.30, 210,111.94 and 84,273.40 is: 116,296.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    152,256.30 : 210,111.94 = 84,273.40 : x
  2. Step 2: Convert to fraction form
    152,256.30/210,111.94 = 84,273.40/x
  3. Step 3: Cross multiply
    152,256.30x = 210,111.94 × 84,273.40
  4. Step 4: Simplify right side
    152,256.30x = 17,706,847,564.40
  5. Step 5: Solve for x
    x = 17,706,847,564.40/152,256.30
  6. Step 6: Final answer
    x = 116,296.32

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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.