Home / 68,813.13-94,961.73-38,185.92

Finding the Fourth Proportional to 68,813.13, 94,961.73 and 38,185.92

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Solution

The fourth proportional to 68,813.13, 94,961.73 and 38,185.92 is: 52,696.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    68,813.13 : 94,961.73 = 38,185.92 : x
  2. Step 2: Convert to fraction form
    68,813.13/94,961.73 = 38,185.92/x
  3. Step 3: Cross multiply
    68,813.13x = 94,961.73 × 38,185.92
  4. Step 4: Simplify right side
    68,813.13x = 3,626,201,024.84
  5. Step 5: Solve for x
    x = 3,626,201,024.84/68,813.13
  6. Step 6: Final answer
    x = 52,696.35

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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.