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Finding the Fourth Proportional to 57,616.62, 79,507.62 and 32,122.14

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Solution

The fourth proportional to 57,616.62, 79,507.62 and 32,122.14 is: 44,326.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    57,616.62 : 79,507.62 = 32,122.14 : x
  2. Step 2: Convert to fraction form
    57,616.62/79,507.62 = 32,122.14/x
  3. Step 3: Cross multiply
    57,616.62x = 79,507.62 × 32,122.14
  4. Step 4: Simplify right side
    57,616.62x = 2,553,954,900.71
  5. Step 5: Solve for x
    x = 2,553,954,900.71/57,616.62
  6. Step 6: Final answer
    x = 44,326.70

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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.