Home / 49,364.15-68,117.94-30,235.19

Finding the Fourth Proportional to 49,364.15, 68,117.94 and 30,235.19

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Solution

The fourth proportional to 49,364.15, 68,117.94 and 30,235.19 is: 41,721.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,364.15 : 68,117.94 = 30,235.19 : x
  2. Step 2: Convert to fraction form
    49,364.15/68,117.94 = 30,235.19/x
  3. Step 3: Cross multiply
    49,364.15x = 68,117.94 × 30,235.19
  4. Step 4: Simplify right side
    49,364.15x = 2,059,558,517.72
  5. Step 5: Solve for x
    x = 2,059,558,517.72/49,364.15
  6. Step 6: Final answer
    x = 41,721.75

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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.