Home / 91,655.82-137,487.24-39,029.22

Finding the Fourth Proportional to 91,655.82, 137,487.24 and 39,029.22

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Solution

The fourth proportional to 91,655.82, 137,487.24 and 39,029.22 is: 58,545.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    91,655.82 : 137,487.24 = 39,029.22 : x
  2. Step 2: Convert to fraction form
    91,655.82/137,487.24 = 39,029.22/x
  3. Step 3: Cross multiply
    91,655.82x = 137,487.24 × 39,029.22
  4. Step 4: Simplify right side
    91,655.82x = 5,366,019,737.15
  5. Step 5: Solve for x
    x = 5,366,019,737.15/91,655.82
  6. Step 6: Final answer
    x = 58,545.32

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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.