Home / 68,812.22-94,961.66-38,185.95

Finding the Fourth Proportional to 68,812.22, 94,961.66 and 38,185.95

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Solution

The fourth proportional to 68,812.22, 94,961.66 and 38,185.95 is: 52,697.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    68,812.22 : 94,961.66 = 38,185.95 : x
  2. Step 2: Convert to fraction form
    68,812.22/94,961.66 = 38,185.95/x
  3. Step 3: Cross multiply
    68,812.22x = 94,961.66 × 38,185.95
  4. Step 4: Simplify right side
    68,812.22x = 3,626,201,009.75
  5. Step 5: Solve for x
    x = 3,626,201,009.75/68,812.22
  6. Step 6: Final answer
    x = 52,697.05

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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.