Home / 76,144.31-114,009.11-59,218.55

Finding the Fourth Proportional to 76,144.31, 114,009.11 and 59,218.55

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Solution

The fourth proportional to 76,144.31, 114,009.11 and 59,218.55 is: 88,666.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    76,144.31 : 114,009.11 = 59,218.55 : x
  2. Step 2: Convert to fraction form
    76,144.31/114,009.11 = 59,218.55/x
  3. Step 3: Cross multiply
    76,144.31x = 114,009.11 × 59,218.55
  4. Step 4: Simplify right side
    76,144.31x = 6,751,453,884.90
  5. Step 5: Solve for x
    x = 6,751,453,884.90/76,144.31
  6. Step 6: Final answer
    x = 88,666.56

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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.