Home / 80,873.82-121,332.56-24,712.39

Finding the Fourth Proportional to 80,873.82, 121,332.56 and 24,712.39

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Solution

The fourth proportional to 80,873.82, 121,332.56 and 24,712.39 is: 37,075.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    80,873.82 : 121,332.56 = 24,712.39 : x
  2. Step 2: Convert to fraction form
    80,873.82/121,332.56 = 24,712.39/x
  3. Step 3: Cross multiply
    80,873.82x = 121,332.56 × 24,712.39
  4. Step 4: Simplify right side
    80,873.82x = 2,998,417,542.42
  5. Step 5: Solve for x
    x = 2,998,417,542.42/80,873.82
  6. Step 6: Final answer
    x = 37,075.26

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.