Home / 141,226.90-194,811.78-84,605.48

Finding the Fourth Proportional to 141,226.90, 194,811.78 and 84,605.48

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Solution

The fourth proportional to 141,226.90, 194,811.78 and 84,605.48 is: 116,706.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    141,226.90 : 194,811.78 = 84,605.48 : x
  2. Step 2: Convert to fraction form
    141,226.90/194,811.78 = 84,605.48/x
  3. Step 3: Cross multiply
    141,226.90x = 194,811.78 × 84,605.48
  4. Step 4: Simplify right side
    141,226.90x = 16,482,144,156.55
  5. Step 5: Solve for x
    x = 16,482,144,156.55/141,226.90
  6. Step 6: Final answer
    x = 116,706.83

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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.