Home / 232,141.43-320,219.08-145,963.81

Finding the Fourth Proportional to 232,141.43, 320,219.08 and 145,963.81

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Solution

The fourth proportional to 232,141.43, 320,219.08 and 145,963.81 is: 201,344.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    232,141.43 : 320,219.08 = 145,963.81 : x
  2. Step 2: Convert to fraction form
    232,141.43/320,219.08 = 145,963.81/x
  3. Step 3: Cross multiply
    232,141.43x = 320,219.08 × 145,963.81
  4. Step 4: Simplify right side
    232,141.43x = 46,740,396,951.49
  5. Step 5: Solve for x
    x = 46,740,396,951.49/232,141.43
  6. Step 6: Final answer
    x = 201,344.49

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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.