Home / 242,120.22-334,087.38-134,689.92

Finding the Fourth Proportional to 242,120.22, 334,087.38 and 134,689.92

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Solution

The fourth proportional to 242,120.22, 334,087.38 and 134,689.92 is: 185,850.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    242,120.22 : 334,087.38 = 134,689.92 : x
  2. Step 2: Convert to fraction form
    242,120.22/334,087.38 = 134,689.92/x
  3. Step 3: Cross multiply
    242,120.22x = 334,087.38 × 134,689.92
  4. Step 4: Simplify right side
    242,120.22x = 44,998,202,485.21
  5. Step 5: Solve for x
    x = 44,998,202,485.21/242,120.22
  6. Step 6: Final answer
    x = 185,850.66

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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.