Home / 53,722.62-80,473.19-31,468.53

Finding the Fourth Proportional to 53,722.62, 80,473.19 and 31,468.53

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Solution

The fourth proportional to 53,722.62, 80,473.19 and 31,468.53 is: 47,137.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,722.62 : 80,473.19 = 31,468.53 : x
  2. Step 2: Convert to fraction form
    53,722.62/80,473.19 = 31,468.53/x
  3. Step 3: Cross multiply
    53,722.62x = 80,473.19 × 31,468.53
  4. Step 4: Simplify right side
    53,722.62x = 2,532,372,915.04
  5. Step 5: Solve for x
    x = 2,532,372,915.04/53,722.62
  6. Step 6: Final answer
    x = 47,137.92

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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.