Home / 45,767.70-68,568.66-38,419.38

Finding the Fourth Proportional to 45,767.70, 68,568.66 and 38,419.38

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Solution

The fourth proportional to 45,767.70, 68,568.66 and 38,419.38 is: 57,559.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,767.70 : 68,568.66 = 38,419.38 : x
  2. Step 2: Convert to fraction form
    45,767.70/68,568.66 = 38,419.38/x
  3. Step 3: Cross multiply
    45,767.70x = 68,568.66 × 38,419.38
  4. Step 4: Simplify right side
    45,767.70x = 2,634,365,404.63
  5. Step 5: Solve for x
    x = 2,634,365,404.63/45,767.70
  6. Step 6: Final answer
    x = 57,559.49

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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.