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Finding the Fourth Proportional to 92,533.79, 138,800.67 and 50,449.27

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Solution

The fourth proportional to 92,533.79, 138,800.67 and 50,449.27 is: 75,673.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    92,533.79 : 138,800.67 = 50,449.27 : x
  2. Step 2: Convert to fraction form
    92,533.79/138,800.67 = 50,449.27/x
  3. Step 3: Cross multiply
    92,533.79x = 138,800.67 × 50,449.27
  4. Step 4: Simplify right side
    92,533.79x = 7,002,391,783.01
  5. Step 5: Solve for x
    x = 7,002,391,783.01/92,533.79
  6. Step 6: Final answer
    x = 75,673.89

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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.