Home / 121,002.74-181,513.71-36,770.25

Finding the Fourth Proportional to 121,002.74, 181,513.71 and 36,770.25

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Solution

The fourth proportional to 121,002.74, 181,513.71 and 36,770.25 is: 55,158.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    121,002.74 : 181,513.71 = 36,770.25 : x
  2. Step 2: Convert to fraction form
    121,002.74/181,513.71 = 36,770.25/x
  3. Step 3: Cross multiply
    121,002.74x = 181,513.71 × 36,770.25
  4. Step 4: Simplify right side
    121,002.74x = 6,674,305,175.80
  5. Step 5: Solve for x
    x = 6,674,305,175.80/121,002.74
  6. Step 6: Final answer
    x = 55,158.30

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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.