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Finding the Fourth Proportional to 57,901.48, 79,906.98 and 32,759.08

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Solution

The fourth proportional to 57,901.48, 79,906.98 and 32,759.08 is: 45,209.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    57,901.48 : 79,906.98 = 32,759.08 : x
  2. Step 2: Convert to fraction form
    57,901.48/79,906.98 = 32,759.08/x
  3. Step 3: Cross multiply
    57,901.48x = 79,906.98 × 32,759.08
  4. Step 4: Simplify right side
    57,901.48x = 2,617,679,150.38
  5. Step 5: Solve for x
    x = 2,617,679,150.38/57,901.48
  6. Step 6: Final answer
    x = 45,209.19

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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.