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Finding the Fourth Proportional to 58,151.20, 80,252.92 and 32,659.06

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Solution

The fourth proportional to 58,151.20, 80,252.92 and 32,659.06 is: 45,071.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    58,151.20 : 80,252.92 = 32,659.06 : x
  2. Step 2: Convert to fraction form
    58,151.20/80,252.92 = 32,659.06/x
  3. Step 3: Cross multiply
    58,151.20x = 80,252.92 × 32,659.06
  4. Step 4: Simplify right side
    58,151.20x = 2,620,984,929.46
  5. Step 5: Solve for x
    x = 2,620,984,929.46/58,151.20
  6. Step 6: Final answer
    x = 45,071.90

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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.