Home / 76,121.95-114,193.86-23,535.53

Finding the Fourth Proportional to 76,121.95, 114,193.86 and 23,535.53

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Solution

The fourth proportional to 76,121.95, 114,193.86 and 23,535.53 is: 35,306.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    76,121.95 : 114,193.86 = 23,535.53 : x
  2. Step 2: Convert to fraction form
    76,121.95/114,193.86 = 23,535.53/x
  3. Step 3: Cross multiply
    76,121.95x = 114,193.86 × 23,535.53
  4. Step 4: Simplify right side
    76,121.95x = 2,687,613,017.85
  5. Step 5: Solve for x
    x = 2,687,613,017.85/76,121.95
  6. Step 6: Final answer
    x = 35,306.68

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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.