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Finding the Fourth Proportional to 165,001.10, 247,501.65 and 165,001.10

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Solution

The fourth proportional to 165,001.10, 247,501.65 and 165,001.10 is: 247,501.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    165,001.10 : 247,501.65 = 165,001.10 : x
  2. Step 2: Convert to fraction form
    165,001.10/247,501.65 = 165,001.10/x
  3. Step 3: Cross multiply
    165,001.10x = 247,501.65 × 165,001.10
  4. Step 4: Simplify right side
    165,001.10x = 40,838,044,501.82
  5. Step 5: Solve for x
    x = 40,838,044,501.82/165,001.10
  6. Step 6: Final answer
    x = 247,501.65

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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.