Home / 72,095.14-108,142.96-22,174.90

Finding the Fourth Proportional to 72,095.14, 108,142.96 and 22,174.90

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Solution

The fourth proportional to 72,095.14, 108,142.96 and 22,174.90 is: 33,262.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    72,095.14 : 108,142.96 = 22,174.90 : x
  2. Step 2: Convert to fraction form
    72,095.14/108,142.96 = 22,174.90/x
  3. Step 3: Cross multiply
    72,095.14x = 108,142.96 × 22,174.90
  4. Step 4: Simplify right side
    72,095.14x = 2,398,059,254.89
  5. Step 5: Solve for x
    x = 2,398,059,254.89/72,095.14
  6. Step 6: Final answer
    x = 33,262.43

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1.5x scale

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.