Home / 56,899.44-78,462.60-37,772.28

Finding the Fourth Proportional to 56,899.44, 78,462.60 and 37,772.28

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Solution

The fourth proportional to 56,899.44, 78,462.60 and 37,772.28 is: 52,086.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    56,899.44 : 78,462.60 = 37,772.28 : x
  2. Step 2: Convert to fraction form
    56,899.44/78,462.60 = 37,772.28/x
  3. Step 3: Cross multiply
    56,899.44x = 78,462.60 × 37,772.28
  4. Step 4: Simplify right side
    56,899.44x = 2,963,711,296.73
  5. Step 5: Solve for x
    x = 2,963,711,296.73/56,899.44
  6. Step 6: Final answer
    x = 52,086.83

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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.