Home / 242,187.22-334,292.61-156,146.32

Finding the Fourth Proportional to 242,187.22, 334,292.61 and 156,146.32

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Solution

The fourth proportional to 242,187.22, 334,292.61 and 156,146.32 is: 215,529.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    242,187.22 : 334,292.61 = 156,146.32 : x
  2. Step 2: Convert to fraction form
    242,187.22/334,292.61 = 156,146.32/x
  3. Step 3: Cross multiply
    242,187.22x = 334,292.61 × 156,146.32
  4. Step 4: Simplify right side
    242,187.22x = 52,198,560,854.70
  5. Step 5: Solve for x
    x = 52,198,560,854.70/242,187.22
  6. Step 6: Final answer
    x = 215,529.79

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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.