Home / 149,716.70-224,661.45-56,231.90

Finding the Fourth Proportional to 149,716.70, 224,661.45 and 56,231.90

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Solution

The fourth proportional to 149,716.70, 224,661.45 and 56,231.90 is: 84,380.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    149,716.70 : 224,661.45 = 56,231.90 : x
  2. Step 2: Convert to fraction form
    149,716.70/224,661.45 = 56,231.90/x
  3. Step 3: Cross multiply
    149,716.70x = 224,661.45 × 56,231.90
  4. Step 4: Simplify right side
    149,716.70x = 12,633,140,190.26
  5. Step 5: Solve for x
    x = 12,633,140,190.26/149,716.70
  6. Step 6: Final answer
    x = 84,380.30

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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.