Home / 90,864.62-136,355.25-44,091.98

Finding the Fourth Proportional to 90,864.62, 136,355.25 and 44,091.98

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Solution

The fourth proportional to 90,864.62, 136,355.25 and 44,091.98 is: 66,166.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    90,864.62 : 136,355.25 = 44,091.98 : x
  2. Step 2: Convert to fraction form
    90,864.62/136,355.25 = 44,091.98/x
  3. Step 3: Cross multiply
    90,864.62x = 136,355.25 × 44,091.98
  4. Step 4: Simplify right side
    90,864.62x = 6,012,173,462.13
  5. Step 5: Solve for x
    x = 6,012,173,462.13/90,864.62
  6. Step 6: Final answer
    x = 66,166.27

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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.