Home / 150,586.32-225,745.47-57,157.68

Finding the Fourth Proportional to 150,586.32, 225,745.47 and 57,157.68

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Solution

The fourth proportional to 150,586.32, 225,745.47 and 57,157.68 is: 85,685.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    150,586.32 : 225,745.47 = 57,157.68 : x
  2. Step 2: Convert to fraction form
    150,586.32/225,745.47 = 57,157.68/x
  3. Step 3: Cross multiply
    150,586.32x = 225,745.47 × 57,157.68
  4. Step 4: Simplify right side
    150,586.32x = 12,903,087,335.71
  5. Step 5: Solve for x
    x = 12,903,087,335.71/150,586.32
  6. Step 6: Final answer
    x = 85,685.65

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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.