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Finding the Fourth Proportional to 251,341.92, 377,281.46 and 101,680.04

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Solution

The fourth proportional to 251,341.92, 377,281.46 and 101,680.04 is: 152,628.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    251,341.92 : 377,281.46 = 101,680.04 : x
  2. Step 2: Convert to fraction form
    251,341.92/377,281.46 = 101,680.04/x
  3. Step 3: Cross multiply
    251,341.92x = 377,281.46 × 101,680.04
  4. Step 4: Simplify right side
    251,341.92x = 38,361,991,549.25
  5. Step 5: Solve for x
    x = 38,361,991,549.25/251,341.92
  6. Step 6: Final answer
    x = 152,628.70

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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.