Home / 92,288.30-138,464.57-29,118.17

Finding the Fourth Proportional to 92,288.30, 138,464.57 and 29,118.17

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Solution

The fourth proportional to 92,288.30, 138,464.57 and 29,118.17 is: 43,687.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    92,288.30 : 138,464.57 = 29,118.17 : x
  2. Step 2: Convert to fraction form
    92,288.30/138,464.57 = 29,118.17/x
  3. Step 3: Cross multiply
    92,288.30x = 138,464.57 × 29,118.17
  4. Step 4: Simplify right side
    92,288.30x = 4,031,834,888.24
  5. Step 5: Solve for x
    x = 4,031,834,888.24/92,288.30
  6. Step 6: Final answer
    x = 43,687.39

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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.