Home / 123,188.13-184,787.19-38,949.93

Finding the Fourth Proportional to 123,188.13, 184,787.19 and 38,949.93

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Solution

The fourth proportional to 123,188.13, 184,787.19 and 38,949.93 is: 58,426.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    123,188.13 : 184,787.19 = 38,949.93 : x
  2. Step 2: Convert to fraction form
    123,188.13/184,787.19 = 38,949.93/x
  3. Step 3: Cross multiply
    123,188.13x = 184,787.19 × 38,949.93
  4. Step 4: Simplify right side
    123,188.13x = 7,197,448,115.40
  5. Step 5: Solve for x
    x = 7,197,448,115.40/123,188.13
  6. Step 6: Final answer
    x = 58,426.47

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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.