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Finding the Fourth Proportional to 51,958.62, 77,530.01 and 48,784.59

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Solution

The fourth proportional to 51,958.62, 77,530.01 and 48,784.59 is: 72,793.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,958.62 : 77,530.01 = 48,784.59 : x
  2. Step 2: Convert to fraction form
    51,958.62/77,530.01 = 48,784.59/x
  3. Step 3: Cross multiply
    51,958.62x = 77,530.01 × 48,784.59
  4. Step 4: Simplify right side
    51,958.62x = 3,782,269,506.62
  5. Step 5: Solve for x
    x = 3,782,269,506.62/51,958.62
  6. Step 6: Final answer
    x = 72,793.88

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Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.