Home / 145,760.36-201,150.42-82,092.20

Finding the Fourth Proportional to 145,760.36, 201,150.42 and 82,092.20

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Solution

The fourth proportional to 145,760.36, 201,150.42 and 82,092.20 is: 113,287.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    145,760.36 : 201,150.42 = 82,092.20 : x
  2. Step 2: Convert to fraction form
    145,760.36/201,150.42 = 82,092.20/x
  3. Step 3: Cross multiply
    145,760.36x = 201,150.42 × 82,092.20
  4. Step 4: Simplify right side
    145,760.36x = 16,512,880,508.72
  5. Step 5: Solve for x
    x = 16,512,880,508.72/145,760.36
  6. Step 6: Final answer
    x = 113,287.87

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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.