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Finding the Fourth Proportional to 241,638.50, 333,451.90 and 134,215.42

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Solution

The fourth proportional to 241,638.50, 333,451.90 and 134,215.42 is: 185,212.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    241,638.50 : 333,451.90 = 134,215.42 : x
  2. Step 2: Convert to fraction form
    241,638.50/333,451.90 = 134,215.42/x
  3. Step 3: Cross multiply
    241,638.50x = 333,451.90 × 134,215.42
  4. Step 4: Simplify right side
    241,638.50x = 44,754,386,142.44
  5. Step 5: Solve for x
    x = 44,754,386,142.44/241,638.50
  6. Step 6: Final answer
    x = 185,212.15

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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.