Home / 224,401.21-309,631.37-133,765.61

Finding the Fourth Proportional to 224,401.21, 309,631.37 and 133,765.61

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Solution

The fourth proportional to 224,401.21, 309,631.37 and 133,765.61 is: 184,571.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    224,401.21 : 309,631.37 = 133,765.61 : x
  2. Step 2: Convert to fraction form
    224,401.21/309,631.37 = 133,765.61/x
  3. Step 3: Cross multiply
    224,401.21x = 309,631.37 × 133,765.61
  4. Step 4: Simplify right side
    224,401.21x = 41,418,026,866.20
  5. Step 5: Solve for x
    x = 41,418,026,866.20/224,401.21
  6. Step 6: Final answer
    x = 184,571.32

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.