Home / 76,344.12-114,560.82-31,967.10

Finding the Fourth Proportional to 76,344.12, 114,560.82 and 31,967.10

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Solution

The fourth proportional to 76,344.12, 114,560.82 and 31,967.10 is: 47,969.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    76,344.12 : 114,560.82 = 31,967.10 : x
  2. Step 2: Convert to fraction form
    76,344.12/114,560.82 = 31,967.10/x
  3. Step 3: Cross multiply
    76,344.12x = 114,560.82 × 31,967.10
  4. Step 4: Simplify right side
    76,344.12x = 3,662,177,189.02
  5. Step 5: Solve for x
    x = 3,662,177,189.02/76,344.12
  6. Step 6: Final answer
    x = 47,969.34

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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.