Home / 57,152.60-78,868.32-32,001.56

Finding the Fourth Proportional to 57,152.60, 78,868.32 and 32,001.56

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Solution

The fourth proportional to 57,152.60, 78,868.32 and 32,001.56 is: 44,160.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    57,152.60 : 78,868.32 = 32,001.56 : x
  2. Step 2: Convert to fraction form
    57,152.60/78,868.32 = 32,001.56/x
  3. Step 3: Cross multiply
    57,152.60x = 78,868.32 × 32,001.56
  4. Step 4: Simplify right side
    57,152.60x = 2,523,909,274.58
  5. Step 5: Solve for x
    x = 2,523,909,274.58/57,152.60
  6. Step 6: Final answer
    x = 44,160.88

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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.