Home / 125,844.93-173,626.90-71,388.14

Finding the Fourth Proportional to 125,844.93, 173,626.90 and 71,388.14

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Solution

The fourth proportional to 125,844.93, 173,626.90 and 71,388.14 is: 98,493.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    125,844.93 : 173,626.90 = 71,388.14 : x
  2. Step 2: Convert to fraction form
    125,844.93/173,626.90 = 71,388.14/x
  3. Step 3: Cross multiply
    125,844.93x = 173,626.90 × 71,388.14
  4. Step 4: Simplify right side
    125,844.93x = 12,394,900,398.36
  5. Step 5: Solve for x
    x = 12,394,900,398.36/125,844.93
  6. Step 6: Final answer
    x = 98,493.44

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.