Home / 121,167.40-181,759.20-41,204.20

Finding the Fourth Proportional to 121,167.40, 181,759.20 and 41,204.20

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Solution

The fourth proportional to 121,167.40, 181,759.20 and 41,204.20 is: 61,809.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    121,167.40 : 181,759.20 = 41,204.20 : x
  2. Step 2: Convert to fraction form
    121,167.40/181,759.20 = 41,204.20/x
  3. Step 3: Cross multiply
    121,167.40x = 181,759.20 × 41,204.20
  4. Step 4: Simplify right side
    121,167.40x = 7,489,242,428.64
  5. Step 5: Solve for x
    x = 7,489,242,428.64/121,167.40
  6. Step 6: Final answer
    x = 61,809.05

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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.