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Finding the Fourth Proportional to 240,989.57, 332,565.60 and 133,575.74

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Solution

The fourth proportional to 240,989.57, 332,565.60 and 133,575.74 is: 184,334.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    240,989.57 : 332,565.60 = 133,575.74 : x
  2. Step 2: Convert to fraction form
    240,989.57/332,565.60 = 133,575.74/x
  3. Step 3: Cross multiply
    240,989.57x = 332,565.60 × 133,575.74
  4. Step 4: Simplify right side
    240,989.57x = 44,422,696,118.54
  5. Step 5: Solve for x
    x = 44,422,696,118.54/240,989.57
  6. Step 6: Final answer
    x = 184,334.52

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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.