Home / 132,261.15-198,329.13-51,246.12

Finding the Fourth Proportional to 132,261.15, 198,329.13 and 51,246.12

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Solution

The fourth proportional to 132,261.15, 198,329.13 and 51,246.12 is: 76,844.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    132,261.15 : 198,329.13 = 51,246.12 : x
  2. Step 2: Convert to fraction form
    132,261.15/198,329.13 = 51,246.12/x
  3. Step 3: Cross multiply
    132,261.15x = 198,329.13 × 51,246.12
  4. Step 4: Simplify right side
    132,261.15x = 10,163,598,395.48
  5. Step 5: Solve for x
    x = 10,163,598,395.48/132,261.15
  6. Step 6: Final answer
    x = 76,844.93

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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.