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Finding the Fourth Proportional to 80,703.66, 111,376.56 and 44,896.98

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Solution

The fourth proportional to 80,703.66, 111,376.56 and 44,896.98 is: 61,960.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    80,703.66 : 111,376.56 = 44,896.98 : x
  2. Step 2: Convert to fraction form
    80,703.66/111,376.56 = 44,896.98/x
  3. Step 3: Cross multiply
    80,703.66x = 111,376.56 × 44,896.98
  4. Step 4: Simplify right side
    80,703.66x = 5,000,471,186.79
  5. Step 5: Solve for x
    x = 5,000,471,186.79/80,703.66
  6. Step 6: Final answer
    x = 61,960.90

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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.