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Finding the Fourth Proportional to 80,090.98, 110,526.32 and 43,793.52

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Solution

The fourth proportional to 80,090.98, 110,526.32 and 43,793.52 is: 60,435.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    80,090.98 : 110,526.32 = 43,793.52 : x
  2. Step 2: Convert to fraction form
    80,090.98/110,526.32 = 43,793.52/x
  3. Step 3: Cross multiply
    80,090.98x = 110,526.32 × 43,793.52
  4. Step 4: Simplify right side
    80,090.98x = 4,840,336,605.45
  5. Step 5: Solve for x
    x = 4,840,336,605.45/80,090.98
  6. Step 6: Final answer
    x = 60,435.48

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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.