Home / 76,961.67-115,437.84-23,654.13

Finding the Fourth Proportional to 76,961.67, 115,437.84 and 23,654.13

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Solution

The fourth proportional to 76,961.67, 115,437.84 and 23,654.13 is: 35,479.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    76,961.67 : 115,437.84 = 23,654.13 : x
  2. Step 2: Convert to fraction form
    76,961.67/115,437.84 = 23,654.13/x
  3. Step 3: Cross multiply
    76,961.67x = 115,437.84 × 23,654.13
  4. Step 4: Simplify right side
    76,961.67x = 2,730,581,674.28
  5. Step 5: Solve for x
    x = 2,730,581,674.28/76,961.67
  6. Step 6: Final answer
    x = 35,479.76

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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.