Home / 89,909.02-134,863.78-23,349.70

Finding the Fourth Proportional to 89,909.02, 134,863.78 and 23,349.70

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Solution

The fourth proportional to 89,909.02, 134,863.78 and 23,349.70 is: 35,024.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    89,909.02 : 134,863.78 = 23,349.70 : x
  2. Step 2: Convert to fraction form
    89,909.02/134,863.78 = 23,349.70/x
  3. Step 3: Cross multiply
    89,909.02x = 134,863.78 × 23,349.70
  4. Step 4: Simplify right side
    89,909.02x = 3,149,028,803.87
  5. Step 5: Solve for x
    x = 3,149,028,803.87/89,909.02
  6. Step 6: Final answer
    x = 35,024.61

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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.