Home / 146,815.70-220,223.55-36,007.70

Finding the Fourth Proportional to 146,815.70, 220,223.55 and 36,007.70

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Solution

The fourth proportional to 146,815.70, 220,223.55 and 36,007.70 is: 54,011.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    146,815.70 : 220,223.55 = 36,007.70 : x
  2. Step 2: Convert to fraction form
    146,815.70/220,223.55 = 36,007.70/x
  3. Step 3: Cross multiply
    146,815.70x = 220,223.55 × 36,007.70
  4. Step 4: Simplify right side
    146,815.70x = 7,929,743,521.34
  5. Step 5: Solve for x
    x = 7,929,743,521.34/146,815.70
  6. Step 6: Final answer
    x = 54,011.55

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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.