Home / 127,984.32-192,003.75-49,097.88

Finding the Fourth Proportional to 127,984.32, 192,003.75 and 49,097.88

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Solution

The fourth proportional to 127,984.32, 192,003.75 and 49,097.88 is: 73,657.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    127,984.32 : 192,003.75 = 49,097.88 : x
  2. Step 2: Convert to fraction form
    127,984.32/192,003.75 = 49,097.88/x
  3. Step 3: Cross multiply
    127,984.32x = 192,003.75 × 49,097.88
  4. Step 4: Simplify right side
    127,984.32x = 9,426,977,077.05
  5. Step 5: Solve for x
    x = 9,426,977,077.05/127,984.32
  6. Step 6: Final answer
    x = 73,657.28

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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.