Home / 72,532.28-108,829.38-40,966.04

Finding the Fourth Proportional to 72,532.28, 108,829.38 and 40,966.04

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Solution

The fourth proportional to 72,532.28, 108,829.38 and 40,966.04 is: 61,466.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    72,532.28 : 108,829.38 = 40,966.04 : x
  2. Step 2: Convert to fraction form
    72,532.28/108,829.38 = 40,966.04/x
  3. Step 3: Cross multiply
    72,532.28x = 108,829.38 × 40,966.04
  4. Step 4: Simplify right side
    72,532.28x = 4,458,308,734.26
  5. Step 5: Solve for x
    x = 4,458,308,734.26/72,532.28
  6. Step 6: Final answer
    x = 61,466.55

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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.