Home / 49,375.54-74,014.08-31,857.67

Finding the Fourth Proportional to 49,375.54, 74,014.08 and 31,857.67

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Solution

The fourth proportional to 49,375.54, 74,014.08 and 31,857.67 is: 47,754.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,375.54 : 74,014.08 = 31,857.67 : x
  2. Step 2: Convert to fraction form
    49,375.54/74,014.08 = 31,857.67/x
  3. Step 3: Cross multiply
    49,375.54x = 74,014.08 × 31,857.67
  4. Step 4: Simplify right side
    49,375.54x = 2,357,916,135.99
  5. Step 5: Solve for x
    x = 2,357,916,135.99/49,375.54
  6. Step 6: Final answer
    x = 47,754.74

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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.