Home / 146,084.84-219,251.60-57,400.36

Finding the Fourth Proportional to 146,084.84, 219,251.60 and 57,400.36

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Solution

The fourth proportional to 146,084.84, 219,251.60 and 57,400.36 is: 86,149.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    146,084.84 : 219,251.60 = 57,400.36 : x
  2. Step 2: Convert to fraction form
    146,084.84/219,251.60 = 57,400.36/x
  3. Step 3: Cross multiply
    146,084.84x = 219,251.60 × 57,400.36
  4. Step 4: Simplify right side
    146,084.84x = 12,585,120,770.58
  5. Step 5: Solve for x
    x = 12,585,120,770.58/146,084.84
  6. Step 6: Final answer
    x = 86,149.40

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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.