Home / 68,734.19-94,852.37-38,519.42

Finding the Fourth Proportional to 68,734.19, 94,852.37 and 38,519.42

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Solution

The fourth proportional to 68,734.19, 94,852.37 and 38,519.42 is: 53,156.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    68,734.19 : 94,852.37 = 38,519.42 : x
  2. Step 2: Convert to fraction form
    68,734.19/94,852.37 = 38,519.42/x
  3. Step 3: Cross multiply
    68,734.19x = 94,852.37 × 38,519.42
  4. Step 4: Simplify right side
    68,734.19x = 3,653,657,900.06
  5. Step 5: Solve for x
    x = 3,653,657,900.06/68,734.19
  6. Step 6: Final answer
    x = 53,156.34

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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.