Home / 49,603.20-74,309.76-47,935.68

Finding the Fourth Proportional to 49,603.20, 74,309.76 and 47,935.68

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Solution

The fourth proportional to 49,603.20, 74,309.76 and 47,935.68 is: 71,811.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,603.20 : 74,309.76 = 47,935.68 : x
  2. Step 2: Convert to fraction form
    49,603.20/74,309.76 = 47,935.68/x
  3. Step 3: Cross multiply
    49,603.20x = 74,309.76 × 47,935.68
  4. Step 4: Simplify right side
    49,603.20x = 3,562,088,876.24
  5. Step 5: Solve for x
    x = 3,562,088,876.24/49,603.20
  6. Step 6: Final answer
    x = 71,811.67

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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.