Home / 49,953.20-74,709.36-44,445.20

Finding the Fourth Proportional to 49,953.20, 74,709.36 and 44,445.20

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Solution

The fourth proportional to 49,953.20, 74,709.36 and 44,445.20 is: 66,471.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,953.20 : 74,709.36 = 44,445.20 : x
  2. Step 2: Convert to fraction form
    49,953.20/74,709.36 = 44,445.20/x
  3. Step 3: Cross multiply
    49,953.20x = 74,709.36 × 44,445.20
  4. Step 4: Simplify right side
    49,953.20x = 3,320,472,447.07
  5. Step 5: Solve for x
    x = 3,320,472,447.07/49,953.20
  6. Step 6: Final answer
    x = 66,471.67

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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.