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Finding the Fourth Proportional to 80,305.56, 110,818.40 and 44,497.08

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Solution

The fourth proportional to 80,305.56, 110,818.40 and 44,497.08 is: 61,404.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    80,305.56 : 110,818.40 = 44,497.08 : x
  2. Step 2: Convert to fraction form
    80,305.56/110,818.40 = 44,497.08/x
  3. Step 3: Cross multiply
    80,305.56x = 110,818.40 × 44,497.08
  4. Step 4: Simplify right side
    80,305.56x = 4,931,095,210.27
  5. Step 5: Solve for x
    x = 4,931,095,210.27/80,305.56
  6. Step 6: Final answer
    x = 61,404.16

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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.