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Finding the Fourth Proportional to 92,834.48, 139,208.52 and 33,667.76

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Solution

The fourth proportional to 92,834.48, 139,208.52 and 33,667.76 is: 50,485.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    92,834.48 : 139,208.52 = 33,667.76 : x
  2. Step 2: Convert to fraction form
    92,834.48/139,208.52 = 33,667.76/x
  3. Step 3: Cross multiply
    92,834.48x = 139,208.52 × 33,667.76
  4. Step 4: Simplify right side
    92,834.48x = 4,686,839,041.32
  5. Step 5: Solve for x
    x = 4,686,839,041.32/92,834.48
  6. Step 6: Final answer
    x = 50,485.97

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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.