Home / 89,636.53-134,423.41-26,439.91

Finding the Fourth Proportional to 89,636.53, 134,423.41 and 26,439.91

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Solution

The fourth proportional to 89,636.53, 134,423.41 and 26,439.91 is: 39,650.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    89,636.53 : 134,423.41 = 26,439.91 : x
  2. Step 2: Convert to fraction form
    89,636.53/134,423.41 = 26,439.91/x
  3. Step 3: Cross multiply
    89,636.53x = 134,423.41 × 26,439.91
  4. Step 4: Simplify right side
    89,636.53x = 3,554,142,862.29
  5. Step 5: Solve for x
    x = 3,554,142,862.29/89,636.53
  6. Step 6: Final answer
    x = 39,650.61

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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.