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Finding the Fourth Proportional to 80,301.60, 110,818.40 and 44,495.55

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Solution

The fourth proportional to 80,301.60, 110,818.40 and 44,495.55 is: 61,405.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    80,301.60 : 110,818.40 = 44,495.55 : x
  2. Step 2: Convert to fraction form
    80,301.60/110,818.40 = 44,495.55/x
  3. Step 3: Cross multiply
    80,301.60x = 110,818.40 × 44,495.55
  4. Step 4: Simplify right side
    80,301.60x = 4,930,925,435.64
  5. Step 5: Solve for x
    x = 4,930,925,435.64/80,301.60
  6. Step 6: Final answer
    x = 61,405.07

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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.