Home / 194,283.85-268,116.20-108,248.53

Finding the Fourth Proportional to 194,283.85, 268,116.20 and 108,248.53

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Solution

The fourth proportional to 194,283.85, 268,116.20 and 108,248.53 is: 149,385.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    194,283.85 : 268,116.20 = 108,248.53 : x
  2. Step 2: Convert to fraction form
    194,283.85/268,116.20 = 108,248.53/x
  3. Step 3: Cross multiply
    194,283.85x = 268,116.20 × 108,248.53
  4. Step 4: Simplify right side
    194,283.85x = 29,023,184,519.19
  5. Step 5: Solve for x
    x = 29,023,184,519.19/194,283.85
  6. Step 6: Final answer
    x = 149,385.47

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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.