Home / 132,530.90-198,796.35-101,038.10

Finding the Fourth Proportional to 132,530.90, 198,796.35 and 101,038.10

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Solution

The fourth proportional to 132,530.90, 198,796.35 and 101,038.10 is: 151,557.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    132,530.90 : 198,796.35 = 101,038.10 : x
  2. Step 2: Convert to fraction form
    132,530.90/198,796.35 = 101,038.10/x
  3. Step 3: Cross multiply
    132,530.90x = 198,796.35 × 101,038.10
  4. Step 4: Simplify right side
    132,530.90x = 20,086,005,490.94
  5. Step 5: Solve for x
    x = 20,086,005,490.94/132,530.90
  6. Step 6: Final answer
    x = 151,557.15

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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.