Home / 242,198.31-334,246.77-134,770.67

Finding the Fourth Proportional to 242,198.31, 334,246.77 and 134,770.67

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Solution

The fourth proportional to 242,198.31, 334,246.77 and 134,770.67 is: 185,990.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    242,198.31 : 334,246.77 = 134,770.67 : x
  2. Step 2: Convert to fraction form
    242,198.31/334,246.77 = 134,770.67/x
  3. Step 3: Cross multiply
    242,198.31x = 334,246.77 × 134,770.67
  4. Step 4: Simplify right side
    242,198.31x = 45,046,659,467.00
  5. Step 5: Solve for x
    x = 45,046,659,467.00/242,198.31
  6. Step 6: Final answer
    x = 185,990.81

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1.5x scale

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.