Home / 94,028.23-140,883.12-67,238.20

Finding the Fourth Proportional to 94,028.23, 140,883.12 and 67,238.20

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Solution

The fourth proportional to 94,028.23, 140,883.12 and 67,238.20 is: 100,743.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    94,028.23 : 140,883.12 = 67,238.20 : x
  2. Step 2: Convert to fraction form
    94,028.23/140,883.12 = 67,238.20/x
  3. Step 3: Cross multiply
    94,028.23x = 140,883.12 × 67,238.20
  4. Step 4: Simplify right side
    94,028.23x = 9,472,728,210.16
  5. Step 5: Solve for x
    x = 9,472,728,210.16/94,028.23
  6. Step 6: Final answer
    x = 100,743.45

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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.