Home / 145,757.44-201,141.42-82,095.76

Finding the Fourth Proportional to 145,757.44, 201,141.42 and 82,095.76

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Solution

The fourth proportional to 145,757.44, 201,141.42 and 82,095.76 is: 113,289.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    145,757.44 : 201,141.42 = 82,095.76 : x
  2. Step 2: Convert to fraction form
    145,757.44/201,141.42 = 82,095.76/x
  3. Step 3: Cross multiply
    145,757.44x = 201,141.42 × 82,095.76
  4. Step 4: Simplify right side
    145,757.44x = 16,512,857,742.38
  5. Step 5: Solve for x
    x = 16,512,857,742.38/145,757.44
  6. Step 6: Final answer
    x = 113,289.98

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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.