Home / 247,943.26-342,154.51-140,523.22

Finding the Fourth Proportional to 247,943.26, 342,154.51 and 140,523.22

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Solution

The fourth proportional to 247,943.26, 342,154.51 and 140,523.22 is: 193,917.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    247,943.26 : 342,154.51 = 140,523.22 : x
  2. Step 2: Convert to fraction form
    247,943.26/342,154.51 = 140,523.22/x
  3. Step 3: Cross multiply
    247,943.26x = 342,154.51 × 140,523.22
  4. Step 4: Simplify right side
    247,943.26x = 48,080,653,482.72
  5. Step 5: Solve for x
    x = 48,080,653,482.72/247,943.26
  6. Step 6: Final answer
    x = 193,917.97

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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.