Home / 121,304.22-167,414.63-73,557.42

Finding the Fourth Proportional to 121,304.22, 167,414.63 and 73,557.42

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Solution

The fourth proportional to 121,304.22, 167,414.63 and 73,557.42 is: 101,518.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    121,304.22 : 167,414.63 = 73,557.42 : x
  2. Step 2: Convert to fraction form
    121,304.22/167,414.63 = 73,557.42/x
  3. Step 3: Cross multiply
    121,304.22x = 167,414.63 × 73,557.42
  4. Step 4: Simplify right side
    121,304.22x = 12,314,587,885.27
  5. Step 5: Solve for x
    x = 12,314,587,885.27/121,304.22
  6. Step 6: Final answer
    x = 101,518.21

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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.