Home / 146,230.83-219,318.57-71,275.68

Finding the Fourth Proportional to 146,230.83, 219,318.57 and 71,275.68

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Solution

The fourth proportional to 146,230.83, 219,318.57 and 71,275.68 is: 106,900.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    146,230.83 : 219,318.57 = 71,275.68 : x
  2. Step 2: Convert to fraction form
    146,230.83/219,318.57 = 71,275.68/x
  3. Step 3: Cross multiply
    146,230.83x = 219,318.57 × 71,275.68
  4. Step 4: Simplify right side
    146,230.83x = 15,632,080,213.38
  5. Step 5: Solve for x
    x = 15,632,080,213.38/146,230.83
  6. Step 6: Final answer
    x = 106,900.03

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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.