Home / 146,212.83-219,340.17-45,019.45

Finding the Fourth Proportional to 146,212.83, 219,340.17 and 45,019.45

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Solution

The fourth proportional to 146,212.83, 219,340.17 and 45,019.45 is: 67,535.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    146,212.83 : 219,340.17 = 45,019.45 : x
  2. Step 2: Convert to fraction form
    146,212.83/219,340.17 = 45,019.45/x
  3. Step 3: Cross multiply
    146,212.83x = 219,340.17 × 45,019.45
  4. Step 4: Simplify right side
    146,212.83x = 9,874,573,816.31
  5. Step 5: Solve for x
    x = 9,874,573,816.31/146,212.83
  6. Step 6: Final answer
    x = 67,535.62

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1.5x scale

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.