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Finding the Fourth Proportional to 92,280.33, 127,346.85 and 49,838.88

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Solution

The fourth proportional to 92,280.33, 127,346.85 and 49,838.88 is: 68,777.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    92,280.33 : 127,346.85 = 49,838.88 : x
  2. Step 2: Convert to fraction form
    92,280.33/127,346.85 = 49,838.88/x
  3. Step 3: Cross multiply
    92,280.33x = 127,346.85 × 49,838.88
  4. Step 4: Simplify right side
    92,280.33x = 6,346,824,375.53
  5. Step 5: Solve for x
    x = 6,346,824,375.53/92,280.33
  6. Step 6: Final answer
    x = 68,777.65

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1.5x scale

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.