Home / 68,219.64-94,147.38-38,004.52

Finding the Fourth Proportional to 68,219.64, 94,147.38 and 38,004.52

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Solution

The fourth proportional to 68,219.64, 94,147.38 and 38,004.52 is: 52,448.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    68,219.64 : 94,147.38 = 38,004.52 : x
  2. Step 2: Convert to fraction form
    68,219.64/94,147.38 = 38,004.52/x
  3. Step 3: Cross multiply
    68,219.64x = 94,147.38 × 38,004.52
  4. Step 4: Simplify right side
    68,219.64x = 3,578,025,986.16
  5. Step 5: Solve for x
    x = 3,578,025,986.16/68,219.64
  6. Step 6: Final answer
    x = 52,448.62

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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.