Home / 89,034.43-133,551.65-36,422.50

Finding the Fourth Proportional to 89,034.43, 133,551.65 and 36,422.50

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Solution

The fourth proportional to 89,034.43, 133,551.65 and 36,422.50 is: 54,633.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    89,034.43 : 133,551.65 = 36,422.50 : x
  2. Step 2: Convert to fraction form
    89,034.43/133,551.65 = 36,422.50/x
  3. Step 3: Cross multiply
    89,034.43x = 133,551.65 × 36,422.50
  4. Step 4: Simplify right side
    89,034.43x = 4,864,284,972.13
  5. Step 5: Solve for x
    x = 4,864,284,972.13/89,034.43
  6. Step 6: Final answer
    x = 54,633.75

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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.