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Finding the Fourth Proportional to 240,705.57, 332,192.39 and 133,285.60

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Solution

The fourth proportional to 240,705.57, 332,192.39 and 133,285.60 is: 183,944.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    240,705.57 : 332,192.39 = 133,285.60 : x
  2. Step 2: Convert to fraction form
    240,705.57/332,192.39 = 133,285.60/x
  3. Step 3: Cross multiply
    240,705.57x = 332,192.39 × 133,285.60
  4. Step 4: Simplify right side
    240,705.57x = 44,276,462,515.13
  5. Step 5: Solve for x
    x = 44,276,462,515.13/240,705.57
  6. Step 6: Final answer
    x = 183,944.48

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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.