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Finding the Fourth Proportional to 171,203.84, 256,712.96 and 95,325.76

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Solution

The fourth proportional to 171,203.84, 256,712.96 and 95,325.76 is: 142,936.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    171,203.84 : 256,712.96 = 95,325.76 : x
  2. Step 2: Convert to fraction form
    171,203.84/256,712.96 = 95,325.76/x
  3. Step 3: Cross multiply
    171,203.84x = 256,712.96 × 95,325.76
  4. Step 4: Simplify right side
    171,203.84x = 24,471,358,013.85
  5. Step 5: Solve for x
    x = 24,471,358,013.85/171,203.84
  6. Step 6: Final answer
    x = 142,936.97

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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.