Home / 110,712.11-152,738.73-68,196.83

Finding the Fourth Proportional to 110,712.11, 152,738.73 and 68,196.83

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Solution

The fourth proportional to 110,712.11, 152,738.73 and 68,196.83 is: 94,084.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    110,712.11 : 152,738.73 = 68,196.83 : x
  2. Step 2: Convert to fraction form
    110,712.11/152,738.73 = 68,196.83/x
  3. Step 3: Cross multiply
    110,712.11x = 152,738.73 × 68,196.83
  4. Step 4: Simplify right side
    110,712.11x = 10,416,296,440.53
  5. Step 5: Solve for x
    x = 10,416,296,440.53/110,712.11
  6. Step 6: Final answer
    x = 94,084.53

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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.