Home / 92,454.90-138,651.75-30,110.82

Finding the Fourth Proportional to 92,454.90, 138,651.75 and 30,110.82

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Solution

The fourth proportional to 92,454.90, 138,651.75 and 30,110.82 is: 45,156.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    92,454.90 : 138,651.75 = 30,110.82 : x
  2. Step 2: Convert to fraction form
    92,454.90/138,651.75 = 30,110.82/x
  3. Step 3: Cross multiply
    92,454.90x = 138,651.75 × 30,110.82
  4. Step 4: Simplify right side
    92,454.90x = 4,174,917,886.94
  5. Step 5: Solve for x
    x = 4,174,917,886.94/92,454.90
  6. Step 6: Final answer
    x = 45,156.26

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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.