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Finding the Fourth Proportional to 176,841.64, 265,253.82 and 66,025

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Solution

The fourth proportional to 176,841.64, 265,253.82 and 66,025 is: 99,034.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    176,841.64 : 265,253.82 = 66,025 : x
  2. Step 2: Convert to fraction form
    176,841.64/265,253.82 = 66,025/x
  3. Step 3: Cross multiply
    176,841.64x = 265,253.82 × 66,025
  4. Step 4: Simplify right side
    176,841.64x = 17,513,383,465.50
  5. Step 5: Solve for x
    x = 17,513,383,465.50/176,841.64
  6. Step 6: Final answer
    x = 99,034.27

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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.