Home / 160,206.26-240,345.83-85,286.93

Finding the Fourth Proportional to 160,206.26, 240,345.83 and 85,286.93

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Solution

The fourth proportional to 160,206.26, 240,345.83 and 85,286.93 is: 127,949.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    160,206.26 : 240,345.83 = 85,286.93 : x
  2. Step 2: Convert to fraction form
    160,206.26/240,345.83 = 85,286.93/x
  3. Step 3: Cross multiply
    160,206.26x = 240,345.83 × 85,286.93
  4. Step 4: Simplify right side
    160,206.26x = 20,498,356,990.49
  5. Step 5: Solve for x
    x = 20,498,356,990.49/160,206.26
  6. Step 6: Final answer
    x = 127,949.79

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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.