Home / 123,113.34-184,678.22-38,876.94

Finding the Fourth Proportional to 123,113.34, 184,678.22 and 38,876.94

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Solution

The fourth proportional to 123,113.34, 184,678.22 and 38,876.94 is: 58,318.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    123,113.34 : 184,678.22 = 38,876.94 : x
  2. Step 2: Convert to fraction form
    123,113.34/184,678.22 = 38,876.94/x
  3. Step 3: Cross multiply
    123,113.34x = 184,678.22 × 38,876.94
  4. Step 4: Simplify right side
    123,113.34x = 7,179,724,175.44
  5. Step 5: Solve for x
    x = 7,179,724,175.44/123,113.34
  6. Step 6: Final answer
    x = 58,318.00

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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.