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Finding the Fourth Proportional to 177,117.72, 265,659.30 and 50,753.40

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Solution

The fourth proportional to 177,117.72, 265,659.30 and 50,753.40 is: 76,125.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    177,117.72 : 265,659.30 = 50,753.40 : x
  2. Step 2: Convert to fraction form
    177,117.72/265,659.30 = 50,753.40/x
  3. Step 3: Cross multiply
    177,117.72x = 265,659.30 × 50,753.40
  4. Step 4: Simplify right side
    177,117.72x = 13,483,112,716.62
  5. Step 5: Solve for x
    x = 13,483,112,716.62/177,117.72
  6. Step 6: Final answer
    x = 76,125.15

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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.