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Finding the Fourth Proportional to 144,587.81, 216,891.84 and 44,734.85

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Solution

The fourth proportional to 144,587.81, 216,891.84 and 44,734.85 is: 67,105.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    144,587.81 : 216,891.84 = 44,734.85 : x
  2. Step 2: Convert to fraction form
    144,587.81/216,891.84 = 44,734.85/x
  3. Step 3: Cross multiply
    144,587.81x = 216,891.84 × 44,734.85
  4. Step 4: Simplify right side
    144,587.81x = 9,702,622,844.16
  5. Step 5: Solve for x
    x = 9,702,622,844.16/144,587.81
  6. Step 6: Final answer
    x = 67,105.40

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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.