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Finding the Fourth Proportional to 244,549.17, 366,878.97 and 86,777.64

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Solution

The fourth proportional to 244,549.17, 366,878.97 and 86,777.64 is: 130,186.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    244,549.17 : 366,878.97 = 86,777.64 : x
  2. Step 2: Convert to fraction form
    244,549.17/366,878.97 = 86,777.64/x
  3. Step 3: Cross multiply
    244,549.17x = 366,878.97 × 86,777.64
  4. Step 4: Simplify right side
    244,549.17x = 31,836,891,182.23
  5. Step 5: Solve for x
    x = 31,836,891,182.23/244,549.17
  6. Step 6: Final answer
    x = 130,186.05

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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.