Home / 124,036.92-171,170.82-67,447.89

Finding the Fourth Proportional to 124,036.92, 171,170.82 and 67,447.89

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Solution

The fourth proportional to 124,036.92, 171,170.82 and 67,447.89 is: 93,078.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    124,036.92 : 171,170.82 = 67,447.89 : x
  2. Step 2: Convert to fraction form
    124,036.92/171,170.82 = 67,447.89/x
  3. Step 3: Cross multiply
    124,036.92x = 171,170.82 × 67,447.89
  4. Step 4: Simplify right side
    124,036.92x = 11,545,110,638.57
  5. Step 5: Solve for x
    x = 11,545,110,638.57/124,036.92
  6. Step 6: Final answer
    x = 93,078.02

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.