Home / 68,827.32-94,979.88-38,610.12

Finding the Fourth Proportional to 68,827.32, 94,979.88 and 38,610.12

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Solution

The fourth proportional to 68,827.32, 94,979.88 and 38,610.12 is: 53,280.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    68,827.32 : 94,979.88 = 38,610.12 : x
  2. Step 2: Convert to fraction form
    68,827.32/94,979.88 = 38,610.12/x
  3. Step 3: Cross multiply
    68,827.32x = 94,979.88 × 38,610.12
  4. Step 4: Simplify right side
    68,827.32x = 3,667,184,564.39
  5. Step 5: Solve for x
    x = 3,667,184,564.39/68,827.32
  6. Step 6: Final answer
    x = 53,280.94

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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.