Home / 40,829.90-61,191.07-38,166.32

Finding the Fourth Proportional to 40,829.90, 61,191.07 and 38,166.32

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Solution

The fourth proportional to 40,829.90, 61,191.07 and 38,166.32 is: 57,199.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,829.90 : 61,191.07 = 38,166.32 : x
  2. Step 2: Convert to fraction form
    40,829.90/61,191.07 = 38,166.32/x
  3. Step 3: Cross multiply
    40,829.90x = 61,191.07 × 38,166.32
  4. Step 4: Simplify right side
    40,829.90x = 2,335,438,016.32
  5. Step 5: Solve for x
    x = 2,335,438,016.32/40,829.90
  6. Step 6: Final answer
    x = 57,199.22

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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.