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Finding the Fourth Proportional to 172,751, 238,456.04 and 101,154.04

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Solution

The fourth proportional to 172,751, 238,456.04 and 101,154.04 is: 139,627.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    172,751 : 238,456.04 = 101,154.04 : x
  2. Step 2: Convert to fraction form
    172,751/238,456.04 = 101,154.04/x
  3. Step 3: Cross multiply
    172,751x = 238,456.04 × 101,154.04
  4. Step 4: Simplify right side
    172,751x = 24,120,791,808.40
  5. Step 5: Solve for x
    x = 24,120,791,808.40/172,751
  6. Step 6: Final answer
    x = 139,627.51

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.