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Finding the Fourth Proportional to 119,466.83, 164,864.82 and 68,482.62

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Solution

The fourth proportional to 119,466.83, 164,864.82 and 68,482.62 is: 94,506.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    119,466.83 : 164,864.82 = 68,482.62 : x
  2. Step 2: Convert to fraction form
    119,466.83/164,864.82 = 68,482.62/x
  3. Step 3: Cross multiply
    119,466.83x = 164,864.82 × 68,482.62
  4. Step 4: Simplify right side
    119,466.83x = 11,290,374,819.43
  5. Step 5: Solve for x
    x = 11,290,374,819.43/119,466.83
  6. Step 6: Final answer
    x = 94,506.36

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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.