Home / 83,938.88-125,829.18-41,779.11

Finding the Fourth Proportional to 83,938.88, 125,829.18 and 41,779.11

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Solution

The fourth proportional to 83,938.88, 125,829.18 and 41,779.11 is: 62,629.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    83,938.88 : 125,829.18 = 41,779.11 : x
  2. Step 2: Convert to fraction form
    83,938.88/125,829.18 = 41,779.11/x
  3. Step 3: Cross multiply
    83,938.88x = 125,829.18 × 41,779.11
  4. Step 4: Simplify right side
    83,938.88x = 5,257,030,943.53
  5. Step 5: Solve for x
    x = 5,257,030,943.53/83,938.88
  6. Step 6: Final answer
    x = 62,629.27

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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.