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Finding the Fourth Proportional to 177,872.58, 266,844.59 and 65,553.39

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Solution

The fourth proportional to 177,872.58, 266,844.59 and 65,553.39 is: 98,343.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    177,872.58 : 266,844.59 = 65,553.39 : x
  2. Step 2: Convert to fraction form
    177,872.58/266,844.59 = 65,553.39/x
  3. Step 3: Cross multiply
    177,872.58x = 266,844.59 × 65,553.39
  4. Step 4: Simplify right side
    177,872.58x = 17,492,567,149.89
  5. Step 5: Solve for x
    x = 17,492,567,149.89/177,872.58
  6. Step 6: Final answer
    x = 98,343.25

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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.