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Finding the Fourth Proportional to 57,410.50, 79,193.46 and 35,862.88

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Solution

The fourth proportional to 57,410.50, 79,193.46 and 35,862.88 is: 49,470.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    57,410.50 : 79,193.46 = 35,862.88 : x
  2. Step 2: Convert to fraction form
    57,410.50/79,193.46 = 35,862.88/x
  3. Step 3: Cross multiply
    57,410.50x = 79,193.46 × 35,862.88
  4. Step 4: Simplify right side
    57,410.50x = 2,840,105,552.76
  5. Step 5: Solve for x
    x = 2,840,105,552.76/57,410.50
  6. Step 6: Final answer
    x = 49,470.14

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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.