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Finding the Fourth Proportional to 57,937.92, 79,948.80 and 46,030.08

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Solution

The fourth proportional to 57,937.92, 79,948.80 and 46,030.08 is: 63,517.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    57,937.92 : 79,948.80 = 46,030.08 : x
  2. Step 2: Convert to fraction form
    57,937.92/79,948.80 = 46,030.08/x
  3. Step 3: Cross multiply
    57,937.92x = 79,948.80 × 46,030.08
  4. Step 4: Simplify right side
    57,937.92x = 3,680,049,659.90
  5. Step 5: Solve for x
    x = 3,680,049,659.90/57,937.92
  6. Step 6: Final answer
    x = 63,517.12

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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.