Home / 195,045.22-292,451.07-81,055.57

Finding the Fourth Proportional to 195,045.22, 292,451.07 and 81,055.57

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Solution

The fourth proportional to 195,045.22, 292,451.07 and 81,055.57 is: 121,534.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    195,045.22 : 292,451.07 = 81,055.57 : x
  2. Step 2: Convert to fraction form
    195,045.22/292,451.07 = 81,055.57/x
  3. Step 3: Cross multiply
    195,045.22x = 292,451.07 × 81,055.57
  4. Step 4: Simplify right side
    195,045.22x = 23,704,788,175.96
  5. Step 5: Solve for x
    x = 23,704,788,175.96/195,045.22
  6. Step 6: Final answer
    x = 121,534.83

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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.