Home / 102,745.13-141,793.67-62,452.35

Finding the Fourth Proportional to 102,745.13, 141,793.67 and 62,452.35

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Solution

The fourth proportional to 102,745.13, 141,793.67 and 62,452.35 is: 86,187.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    102,745.13 : 141,793.67 = 62,452.35 : x
  2. Step 2: Convert to fraction form
    102,745.13/141,793.67 = 62,452.35/x
  3. Step 3: Cross multiply
    102,745.13x = 141,793.67 × 62,452.35
  4. Step 4: Simplify right side
    102,745.13x = 8,855,348,062.76
  5. Step 5: Solve for x
    x = 8,855,348,062.76/102,745.13
  6. Step 6: Final answer
    x = 86,187.53

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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.