Home / 132,252.03-198,385.53-42,302.64

Finding the Fourth Proportional to 132,252.03, 198,385.53 and 42,302.64

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Solution

The fourth proportional to 132,252.03, 198,385.53 and 42,302.64 is: 63,456.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    132,252.03 : 198,385.53 = 42,302.64 : x
  2. Step 2: Convert to fraction form
    132,252.03/198,385.53 = 42,302.64/x
  3. Step 3: Cross multiply
    132,252.03x = 198,385.53 × 42,302.64
  4. Step 4: Simplify right side
    132,252.03x = 8,392,230,664.87
  5. Step 5: Solve for x
    x = 8,392,230,664.87/132,252.03
  6. Step 6: Final answer
    x = 63,456.35

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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.