Home / 89,424.12-134,156.92-26,241.68

Finding the Fourth Proportional to 89,424.12, 134,156.92 and 26,241.68

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Solution

The fourth proportional to 89,424.12, 134,156.92 and 26,241.68 is: 39,368.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    89,424.12 : 134,156.92 = 26,241.68 : x
  2. Step 2: Convert to fraction form
    89,424.12/134,156.92 = 26,241.68/x
  3. Step 3: Cross multiply
    89,424.12x = 134,156.92 × 26,241.68
  4. Step 4: Simplify right side
    89,424.12x = 3,520,502,964.43
  5. Step 5: Solve for x
    x = 3,520,502,964.43/89,424.12
  6. Step 6: Final answer
    x = 39,368.61

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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.