Home / 80,881.47-121,322.22-24,721.74

Finding the Fourth Proportional to 80,881.47, 121,322.22 and 24,721.74

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Solution

The fourth proportional to 80,881.47, 121,322.22 and 24,721.74 is: 37,082.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    80,881.47 : 121,322.22 = 24,721.74 : x
  2. Step 2: Convert to fraction form
    80,881.47/121,322.22 = 24,721.74/x
  3. Step 3: Cross multiply
    80,881.47x = 121,322.22 × 24,721.74
  4. Step 4: Simplify right side
    80,881.47x = 2,999,296,255.45
  5. Step 5: Solve for x
    x = 2,999,296,255.45/80,881.47
  6. Step 6: Final answer
    x = 37,082.61

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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.