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Finding the Fourth Proportional to 162,001.30, 243,001.95 and 151,503.70

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Solution

The fourth proportional to 162,001.30, 243,001.95 and 151,503.70 is: 227,255.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    162,001.30 : 243,001.95 = 151,503.70 : x
  2. Step 2: Convert to fraction form
    162,001.30/243,001.95 = 151,503.70/x
  3. Step 3: Cross multiply
    162,001.30x = 243,001.95 × 151,503.70
  4. Step 4: Simplify right side
    162,001.30x = 36,815,694,532.22
  5. Step 5: Solve for x
    x = 36,815,694,532.22/162,001.30
  6. Step 6: Final answer
    x = 227,255.55

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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.