Home / 135,934.40-203,901.24-89,176.16

Finding the Fourth Proportional to 135,934.40, 203,901.24 and 89,176.16

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Solution

The fourth proportional to 135,934.40, 203,901.24 and 89,176.16 is: 133,764.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    135,934.40 : 203,901.24 = 89,176.16 : x
  2. Step 2: Convert to fraction form
    135,934.40/203,901.24 = 89,176.16/x
  3. Step 3: Cross multiply
    135,934.40x = 203,901.24 × 89,176.16
  4. Step 4: Simplify right side
    135,934.40x = 18,183,129,602.44
  5. Step 5: Solve for x
    x = 18,183,129,602.44/135,934.40
  6. Step 6: Final answer
    x = 133,764.00

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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.