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Finding the Fourth Proportional to 106,094.62, 146,384.87 and 67,318.32

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Solution

The fourth proportional to 106,094.62, 146,384.87 and 67,318.32 is: 92,882.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    106,094.62 : 146,384.87 = 67,318.32 : x
  2. Step 2: Convert to fraction form
    106,094.62/146,384.87 = 67,318.32/x
  3. Step 3: Cross multiply
    106,094.62x = 146,384.87 × 67,318.32
  4. Step 4: Simplify right side
    106,094.62x = 9,854,383,521.82
  5. Step 5: Solve for x
    x = 9,854,383,521.82/106,094.62
  6. Step 6: Final answer
    x = 92,882.97

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.