Home / 152,945.80-211,071.19-104,649.02

Finding the Fourth Proportional to 152,945.80, 211,071.19 and 104,649.02

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Solution

The fourth proportional to 152,945.80, 211,071.19 and 104,649.02 is: 144,419.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    152,945.80 : 211,071.19 = 104,649.02 : x
  2. Step 2: Convert to fraction form
    152,945.80/211,071.19 = 104,649.02/x
  3. Step 3: Cross multiply
    152,945.80x = 211,071.19 × 104,649.02
  4. Step 4: Simplify right side
    152,945.80x = 22,088,394,079.18
  5. Step 5: Solve for x
    x = 22,088,394,079.18/152,945.80
  6. Step 6: Final answer
    x = 144,419.75

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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.