Home / 42,529.12-63,793.72-35,101.60

Finding the Fourth Proportional to 42,529.12, 63,793.72 and 35,101.60

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Solution

The fourth proportional to 42,529.12, 63,793.72 and 35,101.60 is: 52,652.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    42,529.12 : 63,793.72 = 35,101.60 : x
  2. Step 2: Convert to fraction form
    42,529.12/63,793.72 = 35,101.60/x
  3. Step 3: Cross multiply
    42,529.12x = 63,793.72 × 35,101.60
  4. Step 4: Simplify right side
    42,529.12x = 2,239,261,641.95
  5. Step 5: Solve for x
    x = 2,239,261,641.95/42,529.12
  6. Step 6: Final answer
    x = 52,652.43

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.