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Finding the Fourth Proportional to 241,853.55, 333,630.41 and 143,680.74

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Solution

The fourth proportional to 241,853.55, 333,630.41 and 143,680.74 is: 198,203.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    241,853.55 : 333,630.41 = 143,680.74 : x
  2. Step 2: Convert to fraction form
    241,853.55/333,630.41 = 143,680.74/x
  3. Step 3: Cross multiply
    241,853.55x = 333,630.41 × 143,680.74
  4. Step 4: Simplify right side
    241,853.55x = 47,936,263,476.90
  5. Step 5: Solve for x
    x = 47,936,263,476.90/241,853.55
  6. Step 6: Final answer
    x = 198,203.68

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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.