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Finding the Fourth Proportional to 118,666.52, 177,972.09 and 34,404.07

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Solution

The fourth proportional to 118,666.52, 177,972.09 and 34,404.07 is: 51,598.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    118,666.52 : 177,972.09 = 34,404.07 : x
  2. Step 2: Convert to fraction form
    118,666.52/177,972.09 = 34,404.07/x
  3. Step 3: Cross multiply
    118,666.52x = 177,972.09 × 34,404.07
  4. Step 4: Simplify right side
    118,666.52x = 6,122,964,062.95
  5. Step 5: Solve for x
    x = 6,122,964,062.95/118,666.52
  6. Step 6: Final answer
    x = 51,598.08

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1.5x scale

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.