Home / 295,429.24-443,206.86-135,427.96

Finding the Fourth Proportional to 295,429.24, 443,206.86 and 135,427.96

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Solution

The fourth proportional to 295,429.24, 443,206.86 and 135,427.96 is: 203,170.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    295,429.24 : 443,206.86 = 135,427.96 : x
  2. Step 2: Convert to fraction form
    295,429.24/443,206.86 = 135,427.96/x
  3. Step 3: Cross multiply
    295,429.24x = 443,206.86 × 135,427.96
  4. Step 4: Simplify right side
    295,429.24x = 60,022,600,907.81
  5. Step 5: Solve for x
    x = 60,022,600,907.81/295,429.24
  6. Step 6: Final answer
    x = 203,170.82

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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.