Home / 232,140.43-320,217.71-145,962.81

Finding the Fourth Proportional to 232,140.43, 320,217.71 and 145,962.81

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Solution

The fourth proportional to 232,140.43, 320,217.71 and 145,962.81 is: 201,343.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    232,140.43 : 320,217.71 = 145,962.81 : x
  2. Step 2: Convert to fraction form
    232,140.43/320,217.71 = 145,962.81/x
  3. Step 3: Cross multiply
    232,140.43x = 320,217.71 × 145,962.81
  4. Step 4: Simplify right side
    232,140.43x = 46,739,876,033.55
  5. Step 5: Solve for x
    x = 46,739,876,033.55/232,140.43
  6. Step 6: Final answer
    x = 201,343.11

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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.