Home / 121,301.22-167,410.49-73,554.42

Finding the Fourth Proportional to 121,301.22, 167,410.49 and 73,554.42

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Solution

The fourth proportional to 121,301.22, 167,410.49 and 73,554.42 is: 101,514.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    121,301.22 : 167,410.49 = 73,554.42 : x
  2. Step 2: Convert to fraction form
    121,301.22/167,410.49 = 73,554.42/x
  3. Step 3: Cross multiply
    121,301.22x = 167,410.49 × 73,554.42
  4. Step 4: Simplify right side
    121,301.22x = 12,313,781,126.09
  5. Step 5: Solve for x
    x = 12,313,781,126.09/121,301.22
  6. Step 6: Final answer
    x = 101,514.07

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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.