Home / 56,729.76-78,274.17-32,519.58

Finding the Fourth Proportional to 56,729.76, 78,274.17 and 32,519.58

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Solution

The fourth proportional to 56,729.76, 78,274.17 and 32,519.58 is: 44,869.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    56,729.76 : 78,274.17 = 32,519.58 : x
  2. Step 2: Convert to fraction form
    56,729.76/78,274.17 = 32,519.58/x
  3. Step 3: Cross multiply
    56,729.76x = 78,274.17 × 32,519.58
  4. Step 4: Simplify right side
    56,729.76x = 2,545,443,133.25
  5. Step 5: Solve for x
    x = 2,545,443,133.25/56,729.76
  6. Step 6: Final answer
    x = 44,869.63

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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.