Home / 75,466.14-113,119.80-25,498.86

Finding the Fourth Proportional to 75,466.14, 113,119.80 and 25,498.86

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Solution

The fourth proportional to 75,466.14, 113,119.80 and 25,498.86 is: 38,221.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    75,466.14 : 113,119.80 = 25,498.86 : x
  2. Step 2: Convert to fraction form
    75,466.14/113,119.80 = 25,498.86/x
  3. Step 3: Cross multiply
    75,466.14x = 113,119.80 × 25,498.86
  4. Step 4: Simplify right side
    75,466.14x = 2,884,425,943.43
  5. Step 5: Solve for x
    x = 2,884,425,943.43/75,466.14
  6. Step 6: Final answer
    x = 38,221.46

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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.