Home / 194,263.16-268,079.09-108,222.02

Finding the Fourth Proportional to 194,263.16, 268,079.09 and 108,222.02

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Solution

The fourth proportional to 194,263.16, 268,079.09 and 108,222.02 is: 149,344.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    194,263.16 : 268,079.09 = 108,222.02 : x
  2. Step 2: Convert to fraction form
    194,263.16/268,079.09 = 108,222.02/x
  3. Step 3: Cross multiply
    194,263.16x = 268,079.09 × 108,222.02
  4. Step 4: Simplify right side
    194,263.16x = 29,012,061,271.30
  5. Step 5: Solve for x
    x = 29,012,061,271.30/194,263.16
  6. Step 6: Final answer
    x = 149,344.12

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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.