Home / 75,607.50-113,378.49-23,004.78

Finding the Fourth Proportional to 75,607.50, 113,378.49 and 23,004.78

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Solution

The fourth proportional to 75,607.50, 113,378.49 and 23,004.78 is: 34,497.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    75,607.50 : 113,378.49 = 23,004.78 : x
  2. Step 2: Convert to fraction form
    75,607.50/113,378.49 = 23,004.78/x
  3. Step 3: Cross multiply
    75,607.50x = 113,378.49 × 23,004.78
  4. Step 4: Simplify right side
    75,607.50x = 2,608,247,219.18
  5. Step 5: Solve for x
    x = 2,608,247,219.18/75,607.50
  6. Step 6: Final answer
    x = 34,497.20

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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.