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Finding the Fourth Proportional to 125,959.01, 173,820.82 and 68,598.96

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Solution

The fourth proportional to 125,959.01, 173,820.82 and 68,598.96 is: 94,665.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    125,959.01 : 173,820.82 = 68,598.96 : x
  2. Step 2: Convert to fraction form
    125,959.01/173,820.82 = 68,598.96/x
  3. Step 3: Cross multiply
    125,959.01x = 173,820.82 × 68,598.96
  4. Step 4: Simplify right side
    125,959.01x = 11,923,927,478.35
  5. Step 5: Solve for x
    x = 11,923,927,478.35/125,959.01
  6. Step 6: Final answer
    x = 94,665.14

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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.