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Finding the Fourth Proportional to 52,963.97, 79,465.41 and 49,834.13

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Solution

The fourth proportional to 52,963.97, 79,465.41 and 49,834.13 is: 74,769.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,963.97 : 79,465.41 = 49,834.13 : x
  2. Step 2: Convert to fraction form
    52,963.97/79,465.41 = 49,834.13/x
  3. Step 3: Cross multiply
    52,963.97x = 79,465.41 × 49,834.13
  4. Step 4: Simplify right side
    52,963.97x = 3,960,089,175.12
  5. Step 5: Solve for x
    x = 3,960,089,175.12/52,963.97
  6. Step 6: Final answer
    x = 74,769.50

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1.5x scale

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.