Home / 84,719.22-127,003.28-32,165.61

Finding the Fourth Proportional to 84,719.22, 127,003.28 and 32,165.61

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Solution

The fourth proportional to 84,719.22, 127,003.28 and 32,165.61 is: 48,219.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    84,719.22 : 127,003.28 = 32,165.61 : x
  2. Step 2: Convert to fraction form
    84,719.22/127,003.28 = 32,165.61/x
  3. Step 3: Cross multiply
    84,719.22x = 127,003.28 × 32,165.61
  4. Step 4: Simplify right side
    84,719.22x = 4,085,137,336.11
  5. Step 5: Solve for x
    x = 4,085,137,336.11/84,719.22
  6. Step 6: Final answer
    x = 48,219.73

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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.