Home / 75,439.37-113,178.28-35,450.59

Finding the Fourth Proportional to 75,439.37, 113,178.28 and 35,450.59

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Solution

The fourth proportional to 75,439.37, 113,178.28 and 35,450.59 is: 53,184.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    75,439.37 : 113,178.28 = 35,450.59 : x
  2. Step 2: Convert to fraction form
    75,439.37/113,178.28 = 35,450.59/x
  3. Step 3: Cross multiply
    75,439.37x = 113,178.28 × 35,450.59
  4. Step 4: Simplify right side
    75,439.37x = 4,012,236,240.42
  5. Step 5: Solve for x
    x = 4,012,236,240.42/75,439.37
  6. Step 6: Final answer
    x = 53,184.91

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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.