Home / 160,162.52-221,046.26-92,178.12

Finding the Fourth Proportional to 160,162.52, 221,046.26 and 92,178.12

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Solution

The fourth proportional to 160,162.52, 221,046.26 and 92,178.12 is: 127,218.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    160,162.52 : 221,046.26 = 92,178.12 : x
  2. Step 2: Convert to fraction form
    160,162.52/221,046.26 = 92,178.12/x
  3. Step 3: Cross multiply
    160,162.52x = 221,046.26 × 92,178.12
  4. Step 4: Simplify right side
    160,162.52x = 20,375,628,679.83
  5. Step 5: Solve for x
    x = 20,375,628,679.83/160,162.52
  6. Step 6: Final answer
    x = 127,218.46

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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.