Home / 68,471.14-94,478.64-38,255.32

Finding the Fourth Proportional to 68,471.14, 94,478.64 and 38,255.32

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Solution

The fourth proportional to 68,471.14, 94,478.64 and 38,255.32 is: 52,785.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    68,471.14 : 94,478.64 = 38,255.32 : x
  2. Step 2: Convert to fraction form
    68,471.14/94,478.64 = 38,255.32/x
  3. Step 3: Cross multiply
    68,471.14x = 94,478.64 × 38,255.32
  4. Step 4: Simplify right side
    68,471.14x = 3,614,310,606.36
  5. Step 5: Solve for x
    x = 3,614,310,606.36/68,471.14
  6. Step 6: Final answer
    x = 52,785.90

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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.