Home / 177,112.30-265,731.90-75,867.88

Finding the Fourth Proportional to 177,112.30, 265,731.90 and 75,867.88

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Solution

The fourth proportional to 177,112.30, 265,731.90 and 75,867.88 is: 113,829.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    177,112.30 : 265,731.90 = 75,867.88 : x
  2. Step 2: Convert to fraction form
    177,112.30/265,731.90 = 75,867.88/x
  3. Step 3: Cross multiply
    177,112.30x = 265,731.90 × 75,867.88
  4. Step 4: Simplify right side
    177,112.30x = 20,160,515,901.37
  5. Step 5: Solve for x
    x = 20,160,515,901.37/177,112.30
  6. Step 6: Final answer
    x = 113,829.00

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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.