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Finding the Fourth Proportional to 341,363.30, 511,987.56 and 125,177.34

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Solution

The fourth proportional to 341,363.30, 511,987.56 and 125,177.34 is: 187,744.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    341,363.30 : 511,987.56 = 125,177.34 : x
  2. Step 2: Convert to fraction form
    341,363.30/511,987.56 = 125,177.34/x
  3. Step 3: Cross multiply
    341,363.30x = 511,987.56 × 125,177.34
  4. Step 4: Simplify right side
    341,363.30x = 64,089,241,236.53
  5. Step 5: Solve for x
    x = 64,089,241,236.53/341,363.30
  6. Step 6: Final answer
    x = 187,744.96

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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.