Home / 146,545.40-219,818.10-57,750.56

Finding the Fourth Proportional to 146,545.40, 219,818.10 and 57,750.56

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Solution

The fourth proportional to 146,545.40, 219,818.10 and 57,750.56 is: 86,625.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    146,545.40 : 219,818.10 = 57,750.56 : x
  2. Step 2: Convert to fraction form
    146,545.40/219,818.10 = 57,750.56/x
  3. Step 3: Cross multiply
    146,545.40x = 219,818.10 × 57,750.56
  4. Step 4: Simplify right side
    146,545.40x = 12,694,618,373.14
  5. Step 5: Solve for x
    x = 12,694,618,373.14/146,545.40
  6. Step 6: Final answer
    x = 86,625.84

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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.