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Finding the Fourth Proportional to 119,633.60, 179,455.20 and 44,746.08

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Solution

The fourth proportional to 119,633.60, 179,455.20 and 44,746.08 is: 67,120.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    119,633.60 : 179,455.20 = 44,746.08 : x
  2. Step 2: Convert to fraction form
    119,633.60/179,455.20 = 44,746.08/x
  3. Step 3: Cross multiply
    119,633.60x = 179,455.20 × 44,746.08
  4. Step 4: Simplify right side
    119,633.60x = 8,029,916,735.62
  5. Step 5: Solve for x
    x = 8,029,916,735.62/119,633.60
  6. Step 6: Final answer
    x = 67,120.92

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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.