Home / 211,437.28-291,501.17-167,974.04

Finding the Fourth Proportional to 211,437.28, 291,501.17 and 167,974.04

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Solution

The fourth proportional to 211,437.28, 291,501.17 and 167,974.04 is: 231,579.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    211,437.28 : 291,501.17 = 167,974.04 : x
  2. Step 2: Convert to fraction form
    211,437.28/291,501.17 = 167,974.04/x
  3. Step 3: Cross multiply
    211,437.28x = 291,501.17 × 167,974.04
  4. Step 4: Simplify right side
    211,437.28x = 48,964,629,189.63
  5. Step 5: Solve for x
    x = 48,964,629,189.63/211,437.28
  6. Step 6: Final answer
    x = 231,579.92

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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.