Home / 76,146.12-114,230.12-23,559.68

Finding the Fourth Proportional to 76,146.12, 114,230.12 and 23,559.68

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Solution

The fourth proportional to 76,146.12, 114,230.12 and 23,559.68 is: 35,342.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    76,146.12 : 114,230.12 = 23,559.68 : x
  2. Step 2: Convert to fraction form
    76,146.12/114,230.12 = 23,559.68/x
  3. Step 3: Cross multiply
    76,146.12x = 114,230.12 × 23,559.68
  4. Step 4: Simplify right side
    76,146.12x = 2,691,225,073.56
  5. Step 5: Solve for x
    x = 2,691,225,073.56/76,146.12
  6. Step 6: Final answer
    x = 35,342.90

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1.5x scale

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.