Home / 192,229.18-265,298.66-159,906.64

Finding the Fourth Proportional to 192,229.18, 265,298.66 and 159,906.64

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Solution

The fourth proportional to 192,229.18, 265,298.66 and 159,906.64 is: 220,689.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    192,229.18 : 265,298.66 = 159,906.64 : x
  2. Step 2: Convert to fraction form
    192,229.18/265,298.66 = 159,906.64/x
  3. Step 3: Cross multiply
    192,229.18x = 265,298.66 × 159,906.64
  4. Step 4: Simplify right side
    192,229.18x = 42,423,017,317.10
  5. Step 5: Solve for x
    x = 42,423,017,317.10/192,229.18
  6. Step 6: Final answer
    x = 220,689.79

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.