Home / 61,229.28-91,822.80-23,780.52

Finding the Fourth Proportional to 61,229.28, 91,822.80 and 23,780.52

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Solution

The fourth proportional to 61,229.28, 91,822.80 and 23,780.52 is: 35,662.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    61,229.28 : 91,822.80 = 23,780.52 : x
  2. Step 2: Convert to fraction form
    61,229.28/91,822.80 = 23,780.52/x
  3. Step 3: Cross multiply
    61,229.28x = 91,822.80 × 23,780.52
  4. Step 4: Simplify right side
    61,229.28x = 2,183,593,931.86
  5. Step 5: Solve for x
    x = 2,183,593,931.86/61,229.28
  6. Step 6: Final answer
    x = 35,662.58

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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.