Home / 150,280.62-225,427.86-83,670.60

Finding the Fourth Proportional to 150,280.62, 225,427.86 and 83,670.60

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Solution

The fourth proportional to 150,280.62, 225,427.86 and 83,670.60 is: 125,509.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    150,280.62 : 225,427.86 = 83,670.60 : x
  2. Step 2: Convert to fraction form
    150,280.62/225,427.86 = 83,670.60/x
  3. Step 3: Cross multiply
    150,280.62x = 225,427.86 × 83,670.60
  4. Step 4: Simplify right side
    150,280.62x = 18,861,684,302.92
  5. Step 5: Solve for x
    x = 18,861,684,302.92/150,280.62
  6. Step 6: Final answer
    x = 125,509.76

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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.