Home / 211,747.20-292,211.64-116,260.02

Finding the Fourth Proportional to 211,747.20, 292,211.64 and 116,260.02

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Solution

The fourth proportional to 211,747.20, 292,211.64 and 116,260.02 is: 160,439.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    211,747.20 : 292,211.64 = 116,260.02 : x
  2. Step 2: Convert to fraction form
    211,747.20/292,211.64 = 116,260.02/x
  3. Step 3: Cross multiply
    211,747.20x = 292,211.64 × 116,260.02
  4. Step 4: Simplify right side
    211,747.20x = 33,972,531,110.63
  5. Step 5: Solve for x
    x = 33,972,531,110.63/211,747.20
  6. Step 6: Final answer
    x = 160,439.10

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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.