Home / 146,448.30-219,672.45-87,350.70

Finding the Fourth Proportional to 146,448.30, 219,672.45 and 87,350.70

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Solution

The fourth proportional to 146,448.30, 219,672.45 and 87,350.70 is: 131,026.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    146,448.30 : 219,672.45 = 87,350.70 : x
  2. Step 2: Convert to fraction form
    146,448.30/219,672.45 = 87,350.70/x
  3. Step 3: Cross multiply
    146,448.30x = 219,672.45 × 87,350.70
  4. Step 4: Simplify right side
    146,448.30x = 19,188,542,278.22
  5. Step 5: Solve for x
    x = 19,188,542,278.22/146,448.30
  6. Step 6: Final answer
    x = 131,026.05

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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.