Home / 125,650.15-173,398.55-68,289.48

Finding the Fourth Proportional to 125,650.15, 173,398.55 and 68,289.48

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Solution

The fourth proportional to 125,650.15, 173,398.55 and 68,289.48 is: 94,240.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    125,650.15 : 173,398.55 = 68,289.48 : x
  2. Step 2: Convert to fraction form
    125,650.15/173,398.55 = 68,289.48/x
  3. Step 3: Cross multiply
    125,650.15x = 173,398.55 × 68,289.48
  4. Step 4: Simplify right side
    125,650.15x = 11,841,296,812.25
  5. Step 5: Solve for x
    x = 11,841,296,812.25/125,650.15
  6. Step 6: Final answer
    x = 94,240.21

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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.