Home / 92,230.28-138,123.64-52,667.48

Finding the Fourth Proportional to 92,230.28, 138,123.64 and 52,667.48

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Solution

The fourth proportional to 92,230.28, 138,123.64 and 52,667.48 is: 78,874.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    92,230.28 : 138,123.64 = 52,667.48 : x
  2. Step 2: Convert to fraction form
    92,230.28/138,123.64 = 52,667.48/x
  3. Step 3: Cross multiply
    92,230.28x = 138,123.64 × 52,667.48
  4. Step 4: Simplify right side
    92,230.28x = 7,274,624,047.23
  5. Step 5: Solve for x
    x = 7,274,624,047.23/92,230.28
  6. Step 6: Final answer
    x = 78,874.57

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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.