Home / 113,729.35-170,624.27-38,849.38

Finding the Fourth Proportional to 113,729.35, 170,624.27 and 38,849.38

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Solution

The fourth proportional to 113,729.35, 170,624.27 and 38,849.38 is: 58,284.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    113,729.35 : 170,624.27 = 38,849.38 : x
  2. Step 2: Convert to fraction form
    113,729.35/170,624.27 = 38,849.38/x
  3. Step 3: Cross multiply
    113,729.35x = 170,624.27 × 38,849.38
  4. Step 4: Simplify right side
    113,729.35x = 6,628,646,892.99
  5. Step 5: Solve for x
    x = 6,628,646,892.99/113,729.35
  6. Step 6: Final answer
    x = 58,284.40

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.