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Finding the Fourth Proportional to 80,774.69, 111,463.70 and 44,963.78

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Solution

The fourth proportional to 80,774.69, 111,463.70 and 44,963.78 is: 62,047.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    80,774.69 : 111,463.70 = 44,963.78 : x
  2. Step 2: Convert to fraction form
    80,774.69/111,463.70 = 44,963.78/x
  3. Step 3: Cross multiply
    80,774.69x = 111,463.70 × 44,963.78
  4. Step 4: Simplify right side
    80,774.69x = 5,011,828,502.65
  5. Step 5: Solve for x
    x = 5,011,828,502.65/80,774.69
  6. Step 6: Final answer
    x = 62,047.02

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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.