Home / 134,835.92-202,061.11-99,016.20

Finding the Fourth Proportional to 134,835.92, 202,061.11 and 99,016.20

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Solution

The fourth proportional to 134,835.92, 202,061.11 and 99,016.20 is: 148,382.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    134,835.92 : 202,061.11 = 99,016.20 : x
  2. Step 2: Convert to fraction form
    134,835.92/202,061.11 = 99,016.20/x
  3. Step 3: Cross multiply
    134,835.92x = 202,061.11 × 99,016.20
  4. Step 4: Simplify right side
    134,835.92x = 20,007,322,371.32
  5. Step 5: Solve for x
    x = 20,007,322,371.32/134,835.92
  6. Step 6: Final answer
    x = 148,382.74

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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.