Home / 64,419.14-88,899.18-35,739.34

Finding the Fourth Proportional to 64,419.14, 88,899.18 and 35,739.34

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Solution

The fourth proportional to 64,419.14, 88,899.18 and 35,739.34 is: 49,320.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    64,419.14 : 88,899.18 = 35,739.34 : x
  2. Step 2: Convert to fraction form
    64,419.14/88,899.18 = 35,739.34/x
  3. Step 3: Cross multiply
    64,419.14x = 88,899.18 × 35,739.34
  4. Step 4: Simplify right side
    64,419.14x = 3,177,198,019.74
  5. Step 5: Solve for x
    x = 3,177,198,019.74/64,419.14
  6. Step 6: Final answer
    x = 49,320.71

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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.