Home / 132,621.92-198,746.48-112,822.24

Finding the Fourth Proportional to 132,621.92, 198,746.48 and 112,822.24

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Solution

The fourth proportional to 132,621.92, 198,746.48 and 112,822.24 is: 169,074.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    132,621.92 : 198,746.48 = 112,822.24 : x
  2. Step 2: Convert to fraction form
    132,621.92/198,746.48 = 112,822.24/x
  3. Step 3: Cross multiply
    132,621.92x = 198,746.48 × 112,822.24
  4. Step 4: Simplify right side
    132,621.92x = 22,423,023,065.72
  5. Step 5: Solve for x
    x = 22,423,023,065.72/132,621.92
  6. Step 6: Final answer
    x = 169,074.79

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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.