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Finding the Fourth Proportional to 119,805.78, 179,656.18 and 44,873.34

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Solution

The fourth proportional to 119,805.78, 179,656.18 and 44,873.34 is: 67,290.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    119,805.78 : 179,656.18 = 44,873.34 : x
  2. Step 2: Convert to fraction form
    119,805.78/179,656.18 = 44,873.34/x
  3. Step 3: Cross multiply
    119,805.78x = 179,656.18 × 44,873.34
  4. Step 4: Simplify right side
    119,805.78x = 8,061,772,848.24
  5. Step 5: Solve for x
    x = 8,061,772,848.24/119,805.78
  6. Step 6: Final answer
    x = 67,290.35

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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.