Home / 72,747.56-109,140.33-22,829.24

Finding the Fourth Proportional to 72,747.56, 109,140.33 and 22,829.24

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Solution

The fourth proportional to 72,747.56, 109,140.33 and 22,829.24 is: 34,249.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    72,747.56 : 109,140.33 = 22,829.24 : x
  2. Step 2: Convert to fraction form
    72,747.56/109,140.33 = 22,829.24/x
  3. Step 3: Cross multiply
    72,747.56x = 109,140.33 × 22,829.24
  4. Step 4: Simplify right side
    72,747.56x = 2,491,590,787.25
  5. Step 5: Solve for x
    x = 2,491,590,787.25/72,747.56
  6. Step 6: Final answer
    x = 34,249.82

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1.5x scale

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.