Home / 68,410.68-94,397.31-38,192.46

Finding the Fourth Proportional to 68,410.68, 94,397.31 and 38,192.46

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Solution

The fourth proportional to 68,410.68, 94,397.31 and 38,192.46 is: 52,700.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    68,410.68 : 94,397.31 = 38,192.46 : x
  2. Step 2: Convert to fraction form
    68,410.68/94,397.31 = 38,192.46/x
  3. Step 3: Cross multiply
    68,410.68x = 94,397.31 × 38,192.46
  4. Step 4: Simplify right side
    68,410.68x = 3,605,265,486.28
  5. Step 5: Solve for x
    x = 3,605,265,486.28/68,410.68
  6. Step 6: Final answer
    x = 52,700.33

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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.