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Finding the Fourth Proportional to 58,132.71, 80,225.79 and 34,260.39

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Solution

The fourth proportional to 58,132.71, 80,225.79 and 34,260.39 is: 47,280.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    58,132.71 : 80,225.79 = 34,260.39 : x
  2. Step 2: Convert to fraction form
    58,132.71/80,225.79 = 34,260.39/x
  3. Step 3: Cross multiply
    58,132.71x = 80,225.79 × 34,260.39
  4. Step 4: Simplify right side
    58,132.71x = 2,748,566,853.46
  5. Step 5: Solve for x
    x = 2,748,566,853.46/58,132.71
  6. Step 6: Final answer
    x = 47,280.90

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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.