Home / 215,443.42-323,015.23-95,435.22

Finding the Fourth Proportional to 215,443.42, 323,015.23 and 95,435.22

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Solution

The fourth proportional to 215,443.42, 323,015.23 and 95,435.22 is: 143,086.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    215,443.42 : 323,015.23 = 95,435.22 : x
  2. Step 2: Convert to fraction form
    215,443.42/323,015.23 = 95,435.22/x
  3. Step 3: Cross multiply
    215,443.42x = 323,015.23 × 95,435.22
  4. Step 4: Simplify right side
    215,443.42x = 30,827,029,538.40
  5. Step 5: Solve for x
    x = 30,827,029,538.40/215,443.42
  6. Step 6: Final answer
    x = 143,086.43

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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.