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Finding the Fourth Proportional to 118,666.90, 177,972.66 and 34,404.44

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Solution

The fourth proportional to 118,666.90, 177,972.66 and 34,404.44 is: 51,598.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    118,666.90 : 177,972.66 = 34,404.44 : x
  2. Step 2: Convert to fraction form
    118,666.90/177,972.66 = 34,404.44/x
  3. Step 3: Cross multiply
    118,666.90x = 177,972.66 × 34,404.44
  4. Step 4: Simplify right side
    118,666.90x = 6,123,049,975.52
  5. Step 5: Solve for x
    x = 6,123,049,975.52/118,666.90
  6. Step 6: Final answer
    x = 51,598.64

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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.