Home / 225,427.93-311,037.15-133,500.79

Finding the Fourth Proportional to 225,427.93, 311,037.15 and 133,500.79

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Solution

The fourth proportional to 225,427.93, 311,037.15 and 133,500.79 is: 184,199.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    225,427.93 : 311,037.15 = 133,500.79 : x
  2. Step 2: Convert to fraction form
    225,427.93/311,037.15 = 133,500.79/x
  3. Step 3: Cross multiply
    225,427.93x = 311,037.15 × 133,500.79
  4. Step 4: Simplify right side
    225,427.93x = 41,523,705,244.35
  5. Step 5: Solve for x
    x = 41,523,705,244.35/225,427.93
  6. Step 6: Final answer
    x = 184,199.47

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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.