Home / 80,888.47-121,333.01-24,728.36

Finding the Fourth Proportional to 80,888.47, 121,333.01 and 24,728.36

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Solution

The fourth proportional to 80,888.47, 121,333.01 and 24,728.36 is: 37,092.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    80,888.47 : 121,333.01 = 24,728.36 : x
  2. Step 2: Convert to fraction form
    80,888.47/121,333.01 = 24,728.36/x
  3. Step 3: Cross multiply
    80,888.47x = 121,333.01 × 24,728.36
  4. Step 4: Simplify right side
    80,888.47x = 3,000,366,351.16
  5. Step 5: Solve for x
    x = 3,000,366,351.16/80,888.47
  6. Step 6: Final answer
    x = 37,092.63

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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.