Home / 242,639.27-334,843.50-140,725.13

Finding the Fourth Proportional to 242,639.27, 334,843.50 and 140,725.13

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Solution

The fourth proportional to 242,639.27, 334,843.50 and 140,725.13 is: 194,201.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    242,639.27 : 334,843.50 = 140,725.13 : x
  2. Step 2: Convert to fraction form
    242,639.27/334,843.50 = 140,725.13/x
  3. Step 3: Cross multiply
    242,639.27x = 334,843.50 × 140,725.13
  4. Step 4: Simplify right side
    242,639.27x = 47,120,893,392.94
  5. Step 5: Solve for x
    x = 47,120,893,392.94/242,639.27
  6. Step 6: Final answer
    x = 194,201.43

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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.