Home / 150,156.53-225,254.47-55,453.21

Finding the Fourth Proportional to 150,156.53, 225,254.47 and 55,453.21

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Solution

The fourth proportional to 150,156.53, 225,254.47 and 55,453.21 is: 83,187.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    150,156.53 : 225,254.47 = 55,453.21 : x
  2. Step 2: Convert to fraction form
    150,156.53/225,254.47 = 55,453.21/x
  3. Step 3: Cross multiply
    150,156.53x = 225,254.47 × 55,453.21
  4. Step 4: Simplify right side
    150,156.53x = 12,491,082,830.55
  5. Step 5: Solve for x
    x = 12,491,082,830.55/150,156.53
  6. Step 6: Final answer
    x = 83,187.07

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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.