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Finding the Fourth Proportional to 75,408.69, 113,094.35 and 25,487.68

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Solution

The fourth proportional to 75,408.69, 113,094.35 and 25,487.68 is: 38,225.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    75,408.69 : 113,094.35 = 25,487.68 : x
  2. Step 2: Convert to fraction form
    75,408.69/113,094.35 = 25,487.68/x
  3. Step 3: Cross multiply
    75,408.69x = 113,094.35 × 25,487.68
  4. Step 4: Simplify right side
    75,408.69x = 2,882,512,192.43
  5. Step 5: Solve for x
    x = 2,882,512,192.43/75,408.69
  6. Step 6: Final answer
    x = 38,225.20

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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.