Home / 63,542.46-87,686.36-35,250.78

Finding the Fourth Proportional to 63,542.46, 87,686.36 and 35,250.78

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Solution

The fourth proportional to 63,542.46, 87,686.36 and 35,250.78 is: 48,644.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    63,542.46 : 87,686.36 = 35,250.78 : x
  2. Step 2: Convert to fraction form
    63,542.46/87,686.36 = 35,250.78/x
  3. Step 3: Cross multiply
    63,542.46x = 87,686.36 × 35,250.78
  4. Step 4: Simplify right side
    63,542.46x = 3,091,012,585.36
  5. Step 5: Solve for x
    x = 3,091,012,585.36/63,542.46
  6. Step 6: Final answer
    x = 48,644.84

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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.