Home / 185,613.30-278,355.15-96,837.30

Finding the Fourth Proportional to 185,613.30, 278,355.15 and 96,837.30

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Solution

The fourth proportional to 185,613.30, 278,355.15 and 96,837.30 is: 145,222.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    185,613.30 : 278,355.15 = 96,837.30 : x
  2. Step 2: Convert to fraction form
    185,613.30/278,355.15 = 96,837.30/x
  3. Step 3: Cross multiply
    185,613.30x = 278,355.15 × 96,837.30
  4. Step 4: Simplify right side
    185,613.30x = 26,955,161,167.10
  5. Step 5: Solve for x
    x = 26,955,161,167.10/185,613.30
  6. Step 6: Final answer
    x = 145,222.14

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.