Home / 90,401.28-135,591.53-23,846.69

Finding the Fourth Proportional to 90,401.28, 135,591.53 and 23,846.69

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Solution

The fourth proportional to 90,401.28, 135,591.53 and 23,846.69 is: 35,767.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    90,401.28 : 135,591.53 = 23,846.69 : x
  2. Step 2: Convert to fraction form
    90,401.28/135,591.53 = 23,846.69/x
  3. Step 3: Cross multiply
    90,401.28x = 135,591.53 × 23,846.69
  4. Step 4: Simplify right side
    90,401.28x = 3,233,408,385.34
  5. Step 5: Solve for x
    x = 3,233,408,385.34/90,401.28
  6. Step 6: Final answer
    x = 35,767.29

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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.