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Finding the Fourth Proportional to 238,101.66, 356,870.88 and 104,702.88

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Solution

The fourth proportional to 238,101.66, 356,870.88 and 104,702.88 is: 156,930.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    238,101.66 : 356,870.88 = 104,702.88 : x
  2. Step 2: Convert to fraction form
    238,101.66/356,870.88 = 104,702.88/x
  3. Step 3: Cross multiply
    238,101.66x = 356,870.88 × 104,702.88
  4. Step 4: Simplify right side
    238,101.66x = 37,365,408,924.13
  5. Step 5: Solve for x
    x = 37,365,408,924.13/238,101.66
  6. Step 6: Final answer
    x = 156,930.48

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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.