Home / 92,272.24-138,320.88-29,899

Finding the Fourth Proportional to 92,272.24, 138,320.88 and 29,899

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Solution

The fourth proportional to 92,272.24, 138,320.88 and 29,899 is: 44,820.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    92,272.24 : 138,320.88 = 29,899 : x
  2. Step 2: Convert to fraction form
    92,272.24/138,320.88 = 29,899/x
  3. Step 3: Cross multiply
    92,272.24x = 138,320.88 × 29,899
  4. Step 4: Simplify right side
    92,272.24x = 4,135,655,991.12
  5. Step 5: Solve for x
    x = 4,135,655,991.12/92,272.24
  6. Step 6: Final answer
    x = 44,820.15

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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.