Home / 68,240.16-94,174.32-38,025.51

Finding the Fourth Proportional to 68,240.16, 94,174.32 and 38,025.51

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Solution

The fourth proportional to 68,240.16, 94,174.32 and 38,025.51 is: 52,476.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    68,240.16 : 94,174.32 = 38,025.51 : x
  2. Step 2: Convert to fraction form
    68,240.16/94,174.32 = 38,025.51/x
  3. Step 3: Cross multiply
    68,240.16x = 94,174.32 × 38,025.51
  4. Step 4: Simplify right side
    68,240.16x = 3,581,026,546.90
  5. Step 5: Solve for x
    x = 3,581,026,546.90/68,240.16
  6. Step 6: Final answer
    x = 52,476.82

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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.