Home / 121,086.90-181,616.24-32,347.35

Finding the Fourth Proportional to 121,086.90, 181,616.24 and 32,347.35

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Solution

The fourth proportional to 121,086.90, 181,616.24 and 32,347.35 is: 48,517.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    121,086.90 : 181,616.24 = 32,347.35 : x
  2. Step 2: Convert to fraction form
    121,086.90/181,616.24 = 32,347.35/x
  3. Step 3: Cross multiply
    121,086.90x = 181,616.24 × 32,347.35
  4. Step 4: Simplify right side
    121,086.90x = 5,874,804,161.83
  5. Step 5: Solve for x
    x = 5,874,804,161.83/121,086.90
  6. Step 6: Final answer
    x = 48,517.26

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.