Home / 73,035.11-109,541.68-23,108.72

Finding the Fourth Proportional to 73,035.11, 109,541.68 and 23,108.72

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Solution

The fourth proportional to 73,035.11, 109,541.68 and 23,108.72 is: 34,659.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    73,035.11 : 109,541.68 = 23,108.72 : x
  2. Step 2: Convert to fraction form
    73,035.11/109,541.68 = 23,108.72/x
  3. Step 3: Cross multiply
    73,035.11x = 109,541.68 × 23,108.72
  4. Step 4: Simplify right side
    73,035.11x = 2,531,367,405.97
  5. Step 5: Solve for x
    x = 2,531,367,405.97/73,035.11
  6. Step 6: Final answer
    x = 34,659.59

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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.