Home / 132,202.31-198,235.42-53,295.35

Finding the Fourth Proportional to 132,202.31, 198,235.42 and 53,295.35

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Solution

The fourth proportional to 132,202.31, 198,235.42 and 53,295.35 is: 79,915.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    132,202.31 : 198,235.42 = 53,295.35 : x
  2. Step 2: Convert to fraction form
    132,202.31/198,235.42 = 53,295.35/x
  3. Step 3: Cross multiply
    132,202.31x = 198,235.42 × 53,295.35
  4. Step 4: Simplify right side
    132,202.31x = 10,565,024,966.88
  5. Step 5: Solve for x
    x = 10,565,024,966.88/132,202.31
  6. Step 6: Final answer
    x = 79,915.59

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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.