Home / 75,795.99-113,772.85-55,828.03

Finding the Fourth Proportional to 75,795.99, 113,772.85 and 55,828.03

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Solution

The fourth proportional to 75,795.99, 113,772.85 and 55,828.03 is: 83,800.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    75,795.99 : 113,772.85 = 55,828.03 : x
  2. Step 2: Convert to fraction form
    75,795.99/113,772.85 = 55,828.03/x
  3. Step 3: Cross multiply
    75,795.99x = 113,772.85 × 55,828.03
  4. Step 4: Simplify right side
    75,795.99x = 6,351,714,082.99
  5. Step 5: Solve for x
    x = 6,351,714,082.99/75,795.99
  6. Step 6: Final answer
    x = 83,800.13

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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.