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Finding the Fourth Proportional to 49,503.93, 68,290.49 and 35,364.98

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Solution

The fourth proportional to 49,503.93, 68,290.49 and 35,364.98 is: 48,785.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,503.93 : 68,290.49 = 35,364.98 : x
  2. Step 2: Convert to fraction form
    49,503.93/68,290.49 = 35,364.98/x
  3. Step 3: Cross multiply
    49,503.93x = 68,290.49 × 35,364.98
  4. Step 4: Simplify right side
    49,503.93x = 2,415,091,294.76
  5. Step 5: Solve for x
    x = 2,415,091,294.76/49,503.93
  6. Step 6: Final answer
    x = 48,785.85

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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.