Home / 132,442.86-198,642.98-36,357.66

Finding the Fourth Proportional to 132,442.86, 198,642.98 and 36,357.66

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Solution

The fourth proportional to 132,442.86, 198,642.98 and 36,357.66 is: 54,530.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    132,442.86 : 198,642.98 = 36,357.66 : x
  2. Step 2: Convert to fraction form
    132,442.86/198,642.98 = 36,357.66/x
  3. Step 3: Cross multiply
    132,442.86x = 198,642.98 × 36,357.66
  4. Step 4: Simplify right side
    132,442.86x = 7,222,194,019.12
  5. Step 5: Solve for x
    x = 7,222,194,019.12/132,442.86
  6. Step 6: Final answer
    x = 54,530.64

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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.