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Finding the Fourth Proportional to 235,463.27, 324,390.15 and 163,718.73

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Solution

The fourth proportional to 235,463.27, 324,390.15 and 163,718.73 is: 225,550.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    235,463.27 : 324,390.15 = 163,718.73 : x
  2. Step 2: Convert to fraction form
    235,463.27/324,390.15 = 163,718.73/x
  3. Step 3: Cross multiply
    235,463.27x = 324,390.15 × 163,718.73
  4. Step 4: Simplify right side
    235,463.27x = 53,108,743,382.51
  5. Step 5: Solve for x
    x = 53,108,743,382.51/235,463.27
  6. Step 6: Final answer
    x = 225,550.02

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.