Home / 62,403.10-86,131.76-35,561.53

Finding the Fourth Proportional to 62,403.10, 86,131.76 and 35,561.53

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Solution

The fourth proportional to 62,403.10, 86,131.76 and 35,561.53 is: 49,083.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    62,403.10 : 86,131.76 = 35,561.53 : x
  2. Step 2: Convert to fraction form
    62,403.10/86,131.76 = 35,561.53/x
  3. Step 3: Cross multiply
    62,403.10x = 86,131.76 × 35,561.53
  4. Step 4: Simplify right side
    62,403.10x = 3,062,977,167.19
  5. Step 5: Solve for x
    x = 3,062,977,167.19/62,403.10
  6. Step 6: Final answer
    x = 49,083.73

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.