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Finding the Fourth Proportional to 240,894.32, 332,415.48 and 133,455.92

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Solution

The fourth proportional to 240,894.32, 332,415.48 and 133,455.92 is: 184,158.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    240,894.32 : 332,415.48 = 133,455.92 : x
  2. Step 2: Convert to fraction form
    240,894.32/332,415.48 = 133,455.92/x
  3. Step 3: Cross multiply
    240,894.32x = 332,415.48 × 133,455.92
  4. Step 4: Simplify right side
    240,894.32x = 44,362,813,705.64
  5. Step 5: Solve for x
    x = 44,362,813,705.64/240,894.32
  6. Step 6: Final answer
    x = 184,158.82

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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.