Home / 127,845.32-191,795.66-48,959.54

Finding the Fourth Proportional to 127,845.32, 191,795.66 and 48,959.54

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Solution

The fourth proportional to 127,845.32, 191,795.66 and 48,959.54 is: 73,449.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    127,845.32 : 191,795.66 = 48,959.54 : x
  2. Step 2: Convert to fraction form
    127,845.32/191,795.66 = 48,959.54/x
  3. Step 3: Cross multiply
    127,845.32x = 191,795.66 × 48,959.54
  4. Step 4: Simplify right side
    127,845.32x = 9,390,227,287.60
  5. Step 5: Solve for x
    x = 9,390,227,287.60/127,845.32
  6. Step 6: Final answer
    x = 73,449.91

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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.