Home / 272,129.16-408,230.69-94,613.20

Finding the Fourth Proportional to 272,129.16, 408,230.69 and 94,613.20

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Solution

The fourth proportional to 272,129.16, 408,230.69 and 94,613.20 is: 141,932.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    272,129.16 : 408,230.69 = 94,613.20 : x
  2. Step 2: Convert to fraction form
    272,129.16/408,230.69 = 94,613.20/x
  3. Step 3: Cross multiply
    272,129.16x = 408,230.69 × 94,613.20
  4. Step 4: Simplify right side
    272,129.16x = 38,624,011,919.11
  5. Step 5: Solve for x
    x = 38,624,011,919.11/272,129.16
  6. Step 6: Final answer
    x = 141,932.65

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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.