Home / 134,692.20-202,427.10-132,359.40

Finding the Fourth Proportional to 134,692.20, 202,427.10 and 132,359.40

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Solution

The fourth proportional to 134,692.20, 202,427.10 and 132,359.40 is: 198,921.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    134,692.20 : 202,427.10 = 132,359.40 : x
  2. Step 2: Convert to fraction form
    134,692.20/202,427.10 = 132,359.40/x
  3. Step 3: Cross multiply
    134,692.20x = 202,427.10 × 132,359.40
  4. Step 4: Simplify right side
    134,692.20x = 26,793,129,499.74
  5. Step 5: Solve for x
    x = 26,793,129,499.74/134,692.20
  6. Step 6: Final answer
    x = 198,921.17

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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.