Home / 192,901.52-266,218.08-116,439.20

Finding the Fourth Proportional to 192,901.52, 266,218.08 and 116,439.20

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Solution

The fourth proportional to 192,901.52, 266,218.08 and 116,439.20 is: 160,694.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    192,901.52 : 266,218.08 = 116,439.20 : x
  2. Step 2: Convert to fraction form
    192,901.52/266,218.08 = 116,439.20/x
  3. Step 3: Cross multiply
    192,901.52x = 266,218.08 × 116,439.20
  4. Step 4: Simplify right side
    192,901.52x = 30,998,220,260.74
  5. Step 5: Solve for x
    x = 30,998,220,260.74/192,901.52
  6. Step 6: Final answer
    x = 160,694.54

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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.