Home / 80,159.60-110,616.20-43,860.26

Finding the Fourth Proportional to 80,159.60, 110,616.20 and 43,860.26

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Solution

The fourth proportional to 80,159.60, 110,616.20 and 43,860.26 is: 60,524.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    80,159.60 : 110,616.20 = 43,860.26 : x
  2. Step 2: Convert to fraction form
    80,159.60/110,616.20 = 43,860.26/x
  3. Step 3: Cross multiply
    80,159.60x = 110,616.20 × 43,860.26
  4. Step 4: Simplify right side
    80,159.60x = 4,851,655,349.45
  5. Step 5: Solve for x
    x = 4,851,655,349.45/80,159.60
  6. Step 6: Final answer
    x = 60,524.94

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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.