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Finding the Fourth Proportional to 48,259.69, 72,289.90 and 35,793.79

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Solution

The fourth proportional to 48,259.69, 72,289.90 and 35,793.79 is: 53,616.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,259.69 : 72,289.90 = 35,793.79 : x
  2. Step 2: Convert to fraction form
    48,259.69/72,289.90 = 35,793.79/x
  3. Step 3: Cross multiply
    48,259.69x = 72,289.90 × 35,793.79
  4. Step 4: Simplify right side
    48,259.69x = 2,587,529,499.72
  5. Step 5: Solve for x
    x = 2,587,529,499.72/48,259.69
  6. Step 6: Final answer
    x = 53,616.79

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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.