Home / 146,211.31-218,817.96-122,545.58

Finding the Fourth Proportional to 146,211.31, 218,817.96 and 122,545.58

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Solution

The fourth proportional to 146,211.31, 218,817.96 and 122,545.58 is: 183,400.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    146,211.31 : 218,817.96 = 122,545.58 : x
  2. Step 2: Convert to fraction form
    146,211.31/218,817.96 = 122,545.58/x
  3. Step 3: Cross multiply
    146,211.31x = 218,817.96 × 122,545.58
  4. Step 4: Simplify right side
    146,211.31x = 26,815,172,268.98
  5. Step 5: Solve for x
    x = 26,815,172,268.98/146,211.31
  6. Step 6: Final answer
    x = 183,400.12

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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.