Home / 160,049.12-240,124.96-112,067.72

Finding the Fourth Proportional to 160,049.12, 240,124.96 and 112,067.72

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Solution

The fourth proportional to 160,049.12, 240,124.96 and 112,067.72 is: 168,137.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    160,049.12 : 240,124.96 = 112,067.72 : x
  2. Step 2: Convert to fraction form
    160,049.12/240,124.96 = 112,067.72/x
  3. Step 3: Cross multiply
    160,049.12x = 240,124.96 × 112,067.72
  4. Step 4: Simplify right side
    160,049.12x = 26,910,256,782.29
  5. Step 5: Solve for x
    x = 26,910,256,782.29/160,049.12
  6. Step 6: Final answer
    x = 168,137.49

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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.