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Finding the Fourth Proportional to 240,821.86, 332,319.54 and 133,385.62

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Solution

The fourth proportional to 240,821.86, 332,319.54 and 133,385.62 is: 184,064.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    240,821.86 : 332,319.54 = 133,385.62 : x
  2. Step 2: Convert to fraction form
    240,821.86/332,319.54 = 133,385.62/x
  3. Step 3: Cross multiply
    240,821.86x = 332,319.54 × 133,385.62
  4. Step 4: Simplify right side
    240,821.86x = 44,326,647,881.01
  5. Step 5: Solve for x
    x = 44,326,647,881.01/240,821.86
  6. Step 6: Final answer
    x = 184,064.05

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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.