Home / 211,747.11-292,207.35-116,253.12

Finding the Fourth Proportional to 211,747.11, 292,207.35 and 116,253.12

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Solution

The fourth proportional to 211,747.11, 292,207.35 and 116,253.12 is: 160,427.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    211,747.11 : 292,207.35 = 116,253.12 : x
  2. Step 2: Convert to fraction form
    211,747.11/292,207.35 = 116,253.12/x
  3. Step 3: Cross multiply
    211,747.11x = 292,207.35 × 116,253.12
  4. Step 4: Simplify right side
    211,747.11x = 33,970,016,124.43
  5. Step 5: Solve for x
    x = 33,970,016,124.43/211,747.11
  6. Step 6: Final answer
    x = 160,427.30

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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.