Home / 90,084.96-134,894.16-62,091.36

Finding the Fourth Proportional to 90,084.96, 134,894.16 and 62,091.36

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Solution

The fourth proportional to 90,084.96, 134,894.16 and 62,091.36 is: 92,976.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    90,084.96 : 134,894.16 = 62,091.36 : x
  2. Step 2: Convert to fraction form
    90,084.96/134,894.16 = 62,091.36/x
  3. Step 3: Cross multiply
    90,084.96x = 134,894.16 × 62,091.36
  4. Step 4: Simplify right side
    90,084.96x = 8,375,761,850.46
  5. Step 5: Solve for x
    x = 8,375,761,850.46/90,084.96
  6. Step 6: Final answer
    x = 92,976.25

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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.