Home / 146,312.73-219,414.02-57,517.70

Finding the Fourth Proportional to 146,312.73, 219,414.02 and 57,517.70

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Solution

The fourth proportional to 146,312.73, 219,414.02 and 57,517.70 is: 86,254.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    146,312.73 : 219,414.02 = 57,517.70 : x
  2. Step 2: Convert to fraction form
    146,312.73/219,414.02 = 57,517.70/x
  3. Step 3: Cross multiply
    146,312.73x = 219,414.02 × 57,517.70
  4. Step 4: Simplify right side
    146,312.73x = 12,620,188,393.50
  5. Step 5: Solve for x
    x = 12,620,188,393.50/146,312.73
  6. Step 6: Final answer
    x = 86,254.89

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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.