Home / 75,799.38-104,601.72-41,811.04

Finding the Fourth Proportional to 75,799.38, 104,601.72 and 41,811.04

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Solution

The fourth proportional to 75,799.38, 104,601.72 and 41,811.04 is: 57,698.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    75,799.38 : 104,601.72 = 41,811.04 : x
  2. Step 2: Convert to fraction form
    75,799.38/104,601.72 = 41,811.04/x
  3. Step 3: Cross multiply
    75,799.38x = 104,601.72 × 41,811.04
  4. Step 4: Simplify right side
    75,799.38x = 4,373,506,698.99
  5. Step 5: Solve for x
    x = 4,373,506,698.99/75,799.38
  6. Step 6: Final answer
    x = 57,698.45

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.