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Finding the Fourth Proportional to 144,641.31, 216,958.32 and 44,797.47

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Solution

The fourth proportional to 144,641.31, 216,958.32 and 44,797.47 is: 67,195.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    144,641.31 : 216,958.32 = 44,797.47 : x
  2. Step 2: Convert to fraction form
    144,641.31/216,958.32 = 44,797.47/x
  3. Step 3: Cross multiply
    144,641.31x = 216,958.32 × 44,797.47
  4. Step 4: Simplify right side
    144,641.31x = 9,719,183,831.45
  5. Step 5: Solve for x
    x = 9,719,183,831.45/144,641.31
  6. Step 6: Final answer
    x = 67,195.08

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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.