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Finding the Fourth Proportional to 110,127.82, 151,963.48 and 64,795.82

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Solution

The fourth proportional to 110,127.82, 151,963.48 and 64,795.82 is: 89,410.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    110,127.82 : 151,963.48 = 64,795.82 : x
  2. Step 2: Convert to fraction form
    110,127.82/151,963.48 = 64,795.82/x
  3. Step 3: Cross multiply
    110,127.82x = 151,963.48 × 64,795.82
  4. Step 4: Simplify right side
    110,127.82x = 9,846,598,296.65
  5. Step 5: Solve for x
    x = 9,846,598,296.65/110,127.82
  6. Step 6: Final answer
    x = 89,410.63

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.