Home / 68,665.22-94,760.69-38,450.26

Finding the Fourth Proportional to 68,665.22, 94,760.69 and 38,450.26

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Solution

The fourth proportional to 68,665.22, 94,760.69 and 38,450.26 is: 53,062.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    68,665.22 : 94,760.69 = 38,450.26 : x
  2. Step 2: Convert to fraction form
    68,665.22/94,760.69 = 38,450.26/x
  3. Step 3: Cross multiply
    68,665.22x = 94,760.69 × 38,450.26
  4. Step 4: Simplify right side
    68,665.22x = 3,643,573,094.48
  5. Step 5: Solve for x
    x = 3,643,573,094.48/68,665.22
  6. Step 6: Final answer
    x = 53,062.86

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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.