Home / 146,659.53-219,990.11-53,162.85

Finding the Fourth Proportional to 146,659.53, 219,990.11 and 53,162.85

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Solution

The fourth proportional to 146,659.53, 219,990.11 and 53,162.85 is: 79,744.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    146,659.53 : 219,990.11 = 53,162.85 : x
  2. Step 2: Convert to fraction form
    146,659.53/219,990.11 = 53,162.85/x
  3. Step 3: Cross multiply
    146,659.53x = 219,990.11 × 53,162.85
  4. Step 4: Simplify right side
    146,659.53x = 11,695,300,953.60
  5. Step 5: Solve for x
    x = 11,695,300,953.60/146,659.53
  6. Step 6: Final answer
    x = 79,744.57

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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.