Home / 72,992.06-109,478.68-23,077.24

Finding the Fourth Proportional to 72,992.06, 109,478.68 and 23,077.24

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Solution

The fourth proportional to 72,992.06, 109,478.68 and 23,077.24 is: 34,612.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    72,992.06 : 109,478.68 = 23,077.24 : x
  2. Step 2: Convert to fraction form
    72,992.06/109,478.68 = 23,077.24/x
  3. Step 3: Cross multiply
    72,992.06x = 109,478.68 × 23,077.24
  4. Step 4: Simplify right side
    72,992.06x = 2,526,465,773.24
  5. Step 5: Solve for x
    x = 2,526,465,773.24/72,992.06
  6. Step 6: Final answer
    x = 34,612.88

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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.