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Finding the Fourth Proportional to 173,084, 238,881.84 and 106,054.88

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Solution

The fourth proportional to 173,084, 238,881.84 and 106,054.88 is: 146,371.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    173,084 : 238,881.84 = 106,054.88 : x
  2. Step 2: Convert to fraction form
    173,084/238,881.84 = 106,054.88/x
  3. Step 3: Cross multiply
    173,084x = 238,881.84 × 106,054.88
  4. Step 4: Simplify right side
    173,084x = 25,334,584,875.38
  5. Step 5: Solve for x
    x = 25,334,584,875.38/173,084
  6. Step 6: Final answer
    x = 146,371.62

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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.