Home / 146,310.57-219,558.13-57,552.55

Finding the Fourth Proportional to 146,310.57, 219,558.13 and 57,552.55

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Solution

The fourth proportional to 146,310.57, 219,558.13 and 57,552.55 is: 86,365.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    146,310.57 : 219,558.13 = 57,552.55 : x
  2. Step 2: Convert to fraction form
    146,310.57/219,558.13 = 57,552.55/x
  3. Step 3: Cross multiply
    146,310.57x = 219,558.13 × 57,552.55
  4. Step 4: Simplify right side
    146,310.57x = 12,636,128,869.18
  5. Step 5: Solve for x
    x = 12,636,128,869.18/146,310.57
  6. Step 6: Final answer
    x = 86,365.11

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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.