Home / 72,280.11-108,373.91-34,765.48

Finding the Fourth Proportional to 72,280.11, 108,373.91 and 34,765.48

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Solution

The fourth proportional to 72,280.11, 108,373.91 and 34,765.48 is: 52,125.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    72,280.11 : 108,373.91 = 34,765.48 : x
  2. Step 2: Convert to fraction form
    72,280.11/108,373.91 = 34,765.48/x
  3. Step 3: Cross multiply
    72,280.11x = 108,373.91 × 34,765.48
  4. Step 4: Simplify right side
    72,280.11x = 3,767,670,555.86
  5. Step 5: Solve for x
    x = 3,767,670,555.86/72,280.11
  6. Step 6: Final answer
    x = 52,125.97

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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.