Home / 137,603.38-206,136.45-94,807.84

Finding the Fourth Proportional to 137,603.38, 206,136.45 and 94,807.84

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Solution

The fourth proportional to 137,603.38, 206,136.45 and 94,807.84 is: 142,026.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    137,603.38 : 206,136.45 = 94,807.84 : x
  2. Step 2: Convert to fraction form
    137,603.38/206,136.45 = 94,807.84/x
  3. Step 3: Cross multiply
    137,603.38x = 206,136.45 × 94,807.84
  4. Step 4: Simplify right side
    137,603.38x = 19,543,350,539.09
  5. Step 5: Solve for x
    x = 19,543,350,539.09/137,603.38
  6. Step 6: Final answer
    x = 142,026.68

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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.