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Finding the Fourth Proportional to 171,077.97, 256,631.31 and 63,036.75

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Solution

The fourth proportional to 171,077.97, 256,631.31 and 63,036.75 is: 94,560.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    171,077.97 : 256,631.31 = 63,036.75 : x
  2. Step 2: Convert to fraction form
    171,077.97/256,631.31 = 63,036.75/x
  3. Step 3: Cross multiply
    171,077.97x = 256,631.31 × 63,036.75
  4. Step 4: Simplify right side
    171,077.97x = 16,177,203,730.64
  5. Step 5: Solve for x
    x = 16,177,203,730.64/171,077.97
  6. Step 6: Final answer
    x = 94,560.41

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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.