Home / 234,925.61-324,150.45-142,983.31

Finding the Fourth Proportional to 234,925.61, 324,150.45 and 142,983.31

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Solution

The fourth proportional to 234,925.61, 324,150.45 and 142,983.31 is: 197,288.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    234,925.61 : 324,150.45 = 142,983.31 : x
  2. Step 2: Convert to fraction form
    234,925.61/324,150.45 = 142,983.31/x
  3. Step 3: Cross multiply
    234,925.61x = 324,150.45 × 142,983.31
  4. Step 4: Simplify right side
    234,925.61x = 46,348,105,309.86
  5. Step 5: Solve for x
    x = 46,348,105,309.86/234,925.61
  6. Step 6: Final answer
    x = 197,288.43

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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.