Home / 211,660.80-292,082.76-116,169.12

Finding the Fourth Proportional to 211,660.80, 292,082.76 and 116,169.12

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Solution

The fourth proportional to 211,660.80, 292,082.76 and 116,169.12 is: 160,308.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    211,660.80 : 292,082.76 = 116,169.12 : x
  2. Step 2: Convert to fraction form
    211,660.80/292,082.76 = 116,169.12/x
  3. Step 3: Cross multiply
    211,660.80x = 292,082.76 × 116,169.12
  4. Step 4: Simplify right side
    211,660.80x = 33,930,997,196.37
  5. Step 5: Solve for x
    x = 33,930,997,196.37/211,660.80
  6. Step 6: Final answer
    x = 160,308.37

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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.