Home / 68,235.16-94,171.46-38,025.40

Finding the Fourth Proportional to 68,235.16, 94,171.46 and 38,025.40

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Solution

The fourth proportional to 68,235.16, 94,171.46 and 38,025.40 is: 52,478.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    68,235.16 : 94,171.46 = 38,025.40 : x
  2. Step 2: Convert to fraction form
    68,235.16/94,171.46 = 38,025.40/x
  3. Step 3: Cross multiply
    68,235.16x = 94,171.46 × 38,025.40
  4. Step 4: Simplify right side
    68,235.16x = 3,580,907,435.08
  5. Step 5: Solve for x
    x = 3,580,907,435.08/68,235.16
  6. Step 6: Final answer
    x = 52,478.92

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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.