Home / 75,434.26-113,151.38-20,030.26

Finding the Fourth Proportional to 75,434.26, 113,151.38 and 20,030.26

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Solution

The fourth proportional to 75,434.26, 113,151.38 and 20,030.26 is: 30,045.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    75,434.26 : 113,151.38 = 20,030.26 : x
  2. Step 2: Convert to fraction form
    75,434.26/113,151.38 = 20,030.26/x
  3. Step 3: Cross multiply
    75,434.26x = 113,151.38 × 20,030.26
  4. Step 4: Simplify right side
    75,434.26x = 2,266,451,560.76
  5. Step 5: Solve for x
    x = 2,266,451,560.76/75,434.26
  6. Step 6: Final answer
    x = 30,045.39

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1.5x scale

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.