Home / 68,226.12-94,150.92-38,013.60

Finding the Fourth Proportional to 68,226.12, 94,150.92 and 38,013.60

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Solution

The fourth proportional to 68,226.12, 94,150.92 and 38,013.60 is: 52,458.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    68,226.12 : 94,150.92 = 38,013.60 : x
  2. Step 2: Convert to fraction form
    68,226.12/94,150.92 = 38,013.60/x
  3. Step 3: Cross multiply
    68,226.12x = 94,150.92 × 38,013.60
  4. Step 4: Simplify right side
    68,226.12x = 3,579,015,412.51
  5. Step 5: Solve for x
    x = 3,579,015,412.51/68,226.12
  6. Step 6: Final answer
    x = 52,458.14

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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.