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Finding the Fourth Proportional to 80,365.61, 110,902.11 and 44,553.53

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Solution

The fourth proportional to 80,365.61, 110,902.11 and 44,553.53 is: 61,482.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    80,365.61 : 110,902.11 = 44,553.53 : x
  2. Step 2: Convert to fraction form
    80,365.61/110,902.11 = 44,553.53/x
  3. Step 3: Cross multiply
    80,365.61x = 110,902.11 × 44,553.53
  4. Step 4: Simplify right side
    80,365.61x = 4,941,080,484.95
  5. Step 5: Solve for x
    x = 4,941,080,484.95/80,365.61
  6. Step 6: Final answer
    x = 61,482.52

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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.