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Finding the Fourth Proportional to 211,876.62, 292,375.32 and 116,387.34

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Solution

The fourth proportional to 211,876.62, 292,375.32 and 116,387.34 is: 160,606.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    211,876.62 : 292,375.32 = 116,387.34 : x
  2. Step 2: Convert to fraction form
    211,876.62/292,375.32 = 116,387.34/x
  3. Step 3: Cross multiply
    211,876.62x = 292,375.32 × 116,387.34
  4. Step 4: Simplify right side
    211,876.62x = 34,028,785,776.45
  5. Step 5: Solve for x
    x = 34,028,785,776.45/211,876.62
  6. Step 6: Final answer
    x = 160,606.61

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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.