Home / 99,722.24-149,544.48-37,358.72

Finding the Fourth Proportional to 99,722.24, 149,544.48 and 37,358.72

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Solution

The fourth proportional to 99,722.24, 149,544.48 and 37,358.72 is: 56,023.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    99,722.24 : 149,544.48 = 37,358.72 : x
  2. Step 2: Convert to fraction form
    99,722.24/149,544.48 = 37,358.72/x
  3. Step 3: Cross multiply
    99,722.24x = 149,544.48 × 37,358.72
  4. Step 4: Simplify right side
    99,722.24x = 5,586,790,355.87
  5. Step 5: Solve for x
    x = 5,586,790,355.87/99,722.24
  6. Step 6: Final answer
    x = 56,023.51

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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.