Home / 89,425.62-134,159.16-26,243.18

Finding the Fourth Proportional to 89,425.62, 134,159.16 and 26,243.18

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Solution

The fourth proportional to 89,425.62, 134,159.16 and 26,243.18 is: 39,370.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    89,425.62 : 134,159.16 = 26,243.18 : x
  2. Step 2: Convert to fraction form
    89,425.62/134,159.16 = 26,243.18/x
  3. Step 3: Cross multiply
    89,425.62x = 134,159.16 × 26,243.18
  4. Step 4: Simplify right side
    89,425.62x = 3,520,762,984.53
  5. Step 5: Solve for x
    x = 3,520,762,984.53/89,425.62
  6. Step 6: Final answer
    x = 39,370.85

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1.5x scale

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.