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Finding the Fourth Proportional to 80,411.68, 110,967.34 and 44,601.76

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Solution

The fourth proportional to 80,411.68, 110,967.34 and 44,601.76 is: 61,550.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    80,411.68 : 110,967.34 = 44,601.76 : x
  2. Step 2: Convert to fraction form
    80,411.68/110,967.34 = 44,601.76/x
  3. Step 3: Cross multiply
    80,411.68x = 110,967.34 × 44,601.76
  4. Step 4: Simplify right side
    80,411.68x = 4,949,338,666.52
  5. Step 5: Solve for x
    x = 4,949,338,666.52/80,411.68
  6. Step 6: Final answer
    x = 61,550.00

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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.