Home / 211,972.44-292,525.38-121,328.04

Finding the Fourth Proportional to 211,972.44, 292,525.38 and 121,328.04

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Solution

The fourth proportional to 211,972.44, 292,525.38 and 121,328.04 is: 167,434.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    211,972.44 : 292,525.38 = 121,328.04 : x
  2. Step 2: Convert to fraction form
    211,972.44/292,525.38 = 121,328.04/x
  3. Step 3: Cross multiply
    211,972.44x = 292,525.38 × 121,328.04
  4. Step 4: Simplify right side
    211,972.44x = 35,491,531,005.66
  5. Step 5: Solve for x
    x = 35,491,531,005.66/211,972.44
  6. Step 6: Final answer
    x = 167,434.65

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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.