Home / 237,347.02-327,547.20-129,917.12

Finding the Fourth Proportional to 237,347.02, 327,547.20 and 129,917.12

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Solution

The fourth proportional to 237,347.02, 327,547.20 and 129,917.12 is: 179,290.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    237,347.02 : 327,547.20 = 129,917.12 : x
  2. Step 2: Convert to fraction form
    237,347.02/327,547.20 = 129,917.12/x
  3. Step 3: Cross multiply
    237,347.02x = 327,547.20 × 129,917.12
  4. Step 4: Simplify right side
    237,347.02x = 42,553,988,888.06
  5. Step 5: Solve for x
    x = 42,553,988,888.06/237,347.02
  6. Step 6: Final answer
    x = 179,290.18

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1.5x scale

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.