Home / 42,089.08-63,121.06-34,675.16

Finding the Fourth Proportional to 42,089.08, 63,121.06 and 34,675.16

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Solution

The fourth proportional to 42,089.08, 63,121.06 and 34,675.16 is: 52,002.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    42,089.08 : 63,121.06 = 34,675.16 : x
  2. Step 2: Convert to fraction form
    42,089.08/63,121.06 = 34,675.16/x
  3. Step 3: Cross multiply
    42,089.08x = 63,121.06 × 34,675.16
  4. Step 4: Simplify right side
    42,089.08x = 2,188,732,854.87
  5. Step 5: Solve for x
    x = 2,188,732,854.87/42,089.08
  6. Step 6: Final answer
    x = 52,002.39

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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.