Home / 51,956.38-77,810.85-33,178.25

Finding the Fourth Proportional to 51,956.38, 77,810.85 and 33,178.25

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Solution

The fourth proportional to 51,956.38, 77,810.85 and 33,178.25 is: 49,688.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,956.38 : 77,810.85 = 33,178.25 : x
  2. Step 2: Convert to fraction form
    51,956.38/77,810.85 = 33,178.25/x
  3. Step 3: Cross multiply
    51,956.38x = 77,810.85 × 33,178.25
  4. Step 4: Simplify right side
    51,956.38x = 2,581,627,861.17
  5. Step 5: Solve for x
    x = 2,581,627,861.17/51,956.38
  6. Step 6: Final answer
    x = 49,688.37

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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.