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Finding the Fourth Proportional to 119,722.55, 179,638.79 and 44,848.76

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Solution

The fourth proportional to 119,722.55, 179,638.79 and 44,848.76 is: 67,293.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    119,722.55 : 179,638.79 = 44,848.76 : x
  2. Step 2: Convert to fraction form
    119,722.55/179,638.79 = 44,848.76/x
  3. Step 3: Cross multiply
    119,722.55x = 179,638.79 × 44,848.76
  4. Step 4: Simplify right side
    119,722.55x = 8,056,575,856.96
  5. Step 5: Solve for x
    x = 8,056,575,856.96/119,722.55
  6. Step 6: Final answer
    x = 67,293.72

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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.