Home / 145,758.44-201,142.80-82,096.76

Finding the Fourth Proportional to 145,758.44, 201,142.80 and 82,096.76

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Solution

The fourth proportional to 145,758.44, 201,142.80 and 82,096.76 is: 113,291.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    145,758.44 : 201,142.80 = 82,096.76 : x
  2. Step 2: Convert to fraction form
    145,758.44/201,142.80 = 82,096.76/x
  3. Step 3: Cross multiply
    145,758.44x = 201,142.80 × 82,096.76
  4. Step 4: Simplify right side
    145,758.44x = 16,513,172,177.33
  5. Step 5: Solve for x
    x = 16,513,172,177.33/145,758.44
  6. Step 6: Final answer
    x = 113,291.36

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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.