Home / 134,375.46-201,545.78-55,479.03

Finding the Fourth Proportional to 134,375.46, 201,545.78 and 55,479.03

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Solution

The fourth proportional to 134,375.46, 201,545.78 and 55,479.03 is: 83,211.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    134,375.46 : 201,545.78 = 55,479.03 : x
  2. Step 2: Convert to fraction form
    134,375.46/201,545.78 = 55,479.03/x
  3. Step 3: Cross multiply
    134,375.46x = 201,545.78 × 55,479.03
  4. Step 4: Simplify right side
    134,375.46x = 11,181,564,097.60
  5. Step 5: Solve for x
    x = 11,181,564,097.60/134,375.46
  6. Step 6: Final answer
    x = 83,211.35

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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.