Home / 92,629.40-138,952.32-26,070.08

Finding the Fourth Proportional to 92,629.40, 138,952.32 and 26,070.08

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Solution

The fourth proportional to 92,629.40, 138,952.32 and 26,070.08 is: 39,107.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    92,629.40 : 138,952.32 = 26,070.08 : x
  2. Step 2: Convert to fraction form
    92,629.40/138,952.32 = 26,070.08/x
  3. Step 3: Cross multiply
    92,629.40x = 138,952.32 × 26,070.08
  4. Step 4: Simplify right side
    92,629.40x = 3,622,498,098.59
  5. Step 5: Solve for x
    x = 3,622,498,098.59/92,629.40
  6. Step 6: Final answer
    x = 39,107.43

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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.