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Finding the Fourth Proportional to 83,685.71, 125,529.58 and 24,522.58

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Solution

The fourth proportional to 83,685.71, 125,529.58 and 24,522.58 is: 36,784.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    83,685.71 : 125,529.58 = 24,522.58 : x
  2. Step 2: Convert to fraction form
    83,685.71/125,529.58 = 24,522.58/x
  3. Step 3: Cross multiply
    83,685.71x = 125,529.58 × 24,522.58
  4. Step 4: Simplify right side
    83,685.71x = 3,078,309,167.92
  5. Step 5: Solve for x
    x = 3,078,309,167.92/83,685.71
  6. Step 6: Final answer
    x = 36,784.17

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1.5x scale

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.