Home / 113,981.24-170,867.70-50,768.12

Finding the Fourth Proportional to 113,981.24, 170,867.70 and 50,768.12

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Solution

The fourth proportional to 113,981.24, 170,867.70 and 50,768.12 is: 76,105.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    113,981.24 : 170,867.70 = 50,768.12 : x
  2. Step 2: Convert to fraction form
    113,981.24/170,867.70 = 50,768.12/x
  3. Step 3: Cross multiply
    113,981.24x = 170,867.70 × 50,768.12
  4. Step 4: Simplify right side
    113,981.24x = 8,674,631,897.72
  5. Step 5: Solve for x
    x = 8,674,631,897.72/113,981.24
  6. Step 6: Final answer
    x = 76,105.79

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1.5x scale

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.