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Finding the Fourth Proportional to 165,044.93, 247,564.71 and 52,724.39

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Solution

The fourth proportional to 165,044.93, 247,564.71 and 52,724.39 is: 79,085.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    165,044.93 : 247,564.71 = 52,724.39 : x
  2. Step 2: Convert to fraction form
    165,044.93/247,564.71 = 52,724.39/x
  3. Step 3: Cross multiply
    165,044.93x = 247,564.71 × 52,724.39
  4. Step 4: Simplify right side
    165,044.93x = 13,052,697,082.45
  5. Step 5: Solve for x
    x = 13,052,697,082.45/165,044.93
  6. Step 6: Final answer
    x = 79,085.72

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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.