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Finding the Fourth Proportional to 73,805.64, 110,710.17 and 26,423.97

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Solution

The fourth proportional to 73,805.64, 110,710.17 and 26,423.97 is: 39,636.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    73,805.64 : 110,710.17 = 26,423.97 : x
  2. Step 2: Convert to fraction form
    73,805.64/110,710.17 = 26,423.97/x
  3. Step 3: Cross multiply
    73,805.64x = 110,710.17 × 26,423.97
  4. Step 4: Simplify right side
    73,805.64x = 2,925,402,210.77
  5. Step 5: Solve for x
    x = 2,925,402,210.77/73,805.64
  6. Step 6: Final answer
    x = 39,636.57

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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.