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Finding the Fourth Proportional to 171,308.04, 256,960.62 and 133,899.58

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Solution

The fourth proportional to 171,308.04, 256,960.62 and 133,899.58 is: 200,848.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    171,308.04 : 256,960.62 = 133,899.58 : x
  2. Step 2: Convert to fraction form
    171,308.04/256,960.62 = 133,899.58/x
  3. Step 3: Cross multiply
    171,308.04x = 256,960.62 × 133,899.58
  4. Step 4: Simplify right side
    171,308.04x = 34,406,919,094.54
  5. Step 5: Solve for x
    x = 34,406,919,094.54/171,308.04
  6. Step 6: Final answer
    x = 200,848.24

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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.