Home / 146,545.46-219,811.33-61,121.04

Finding the Fourth Proportional to 146,545.46, 219,811.33 and 61,121.04

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Solution

The fourth proportional to 146,545.46, 219,811.33 and 61,121.04 is: 91,678.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    146,545.46 : 219,811.33 = 61,121.04 : x
  2. Step 2: Convert to fraction form
    146,545.46/219,811.33 = 61,121.04/x
  3. Step 3: Cross multiply
    146,545.46x = 219,811.33 × 61,121.04
  4. Step 4: Simplify right side
    146,545.46x = 13,435,097,093.38
  5. Step 5: Solve for x
    x = 13,435,097,093.38/146,545.46
  6. Step 6: Final answer
    x = 91,678.70

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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.