Home / 211,654.92-292,074.42-116,161.80

Finding the Fourth Proportional to 211,654.92, 292,074.42 and 116,161.80

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Solution

The fourth proportional to 211,654.92, 292,074.42 and 116,161.80 is: 160,298.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    211,654.92 : 292,074.42 = 116,161.80 : x
  2. Step 2: Convert to fraction form
    211,654.92/292,074.42 = 116,161.80/x
  3. Step 3: Cross multiply
    211,654.92x = 292,074.42 × 116,161.80
  4. Step 4: Simplify right side
    211,654.92x = 33,927,890,361.16
  5. Step 5: Solve for x
    x = 33,927,890,361.16/211,654.92
  6. Step 6: Final answer
    x = 160,298.14

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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.