Home / 132,594.32-198,805.76-56,742.38

Finding the Fourth Proportional to 132,594.32, 198,805.76 and 56,742.38

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Solution

The fourth proportional to 132,594.32, 198,805.76 and 56,742.38 is: 85,076.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    132,594.32 : 198,805.76 = 56,742.38 : x
  2. Step 2: Convert to fraction form
    132,594.32/198,805.76 = 56,742.38/x
  3. Step 3: Cross multiply
    132,594.32x = 198,805.76 × 56,742.38
  4. Step 4: Simplify right side
    132,594.32x = 11,280,710,915.15
  5. Step 5: Solve for x
    x = 11,280,710,915.15/132,594.32
  6. Step 6: Final answer
    x = 85,076.88

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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.