Home / 138,737.30-208,092.31-94,045.74

Finding the Fourth Proportional to 138,737.30, 208,092.31 and 94,045.74

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Solution

The fourth proportional to 138,737.30, 208,092.31 and 94,045.74 is: 141,059.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    138,737.30 : 208,092.31 = 94,045.74 : x
  2. Step 2: Convert to fraction form
    138,737.30/208,092.31 = 94,045.74/x
  3. Step 3: Cross multiply
    138,737.30x = 208,092.31 × 94,045.74
  4. Step 4: Simplify right side
    138,737.30x = 19,570,195,282.26
  5. Step 5: Solve for x
    x = 19,570,195,282.26/138,737.30
  6. Step 6: Final answer
    x = 141,059.36

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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.