Home / 96,933.20-145,423.80-44,331.60

Finding the Fourth Proportional to 96,933.20, 145,423.80 and 44,331.60

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Solution

The fourth proportional to 96,933.20, 145,423.80 and 44,331.60 is: 66,508.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    96,933.20 : 145,423.80 = 44,331.60 : x
  2. Step 2: Convert to fraction form
    96,933.20/145,423.80 = 44,331.60/x
  3. Step 3: Cross multiply
    96,933.20x = 145,423.80 × 44,331.60
  4. Step 4: Simplify right side
    96,933.20x = 6,446,869,732.08
  5. Step 5: Solve for x
    x = 6,446,869,732.08/96,933.20
  6. Step 6: Final answer
    x = 66,508.38

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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.