Home / 192,885.91-266,176.53-106,841.43

Finding the Fourth Proportional to 192,885.91, 266,176.53 and 106,841.43

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Solution

The fourth proportional to 192,885.91, 266,176.53 and 106,841.43 is: 147,437.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    192,885.91 : 266,176.53 = 106,841.43 : x
  2. Step 2: Convert to fraction form
    192,885.91/266,176.53 = 106,841.43/x
  3. Step 3: Cross multiply
    192,885.91x = 266,176.53 × 106,841.43
  4. Step 4: Simplify right side
    192,885.91x = 28,438,681,097.64
  5. Step 5: Solve for x
    x = 28,438,681,097.64/192,885.91
  6. Step 6: Final answer
    x = 147,437.84

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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.