Home / 146,209.28-201,768.92-82,545.68

Finding the Fourth Proportional to 146,209.28, 201,768.92 and 82,545.68

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Solution

The fourth proportional to 146,209.28, 201,768.92 and 82,545.68 is: 113,913.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    146,209.28 : 201,768.92 = 82,545.68 : x
  2. Step 2: Convert to fraction form
    146,209.28/201,768.92 = 82,545.68/x
  3. Step 3: Cross multiply
    146,209.28x = 201,768.92 × 82,545.68
  4. Step 4: Simplify right side
    146,209.28x = 16,655,152,704.27
  5. Step 5: Solve for x
    x = 16,655,152,704.27/146,209.28
  6. Step 6: Final answer
    x = 113,913.10

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.