Home / 148,904.52-205,520.64-91,593.12

Finding the Fourth Proportional to 148,904.52, 205,520.64 and 91,593.12

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Solution

The fourth proportional to 148,904.52, 205,520.64 and 91,593.12 is: 126,418.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    148,904.52 : 205,520.64 = 91,593.12 : x
  2. Step 2: Convert to fraction form
    148,904.52/205,520.64 = 91,593.12/x
  3. Step 3: Cross multiply
    148,904.52x = 205,520.64 × 91,593.12
  4. Step 4: Simplify right side
    148,904.52x = 18,824,276,642.00
  5. Step 5: Solve for x
    x = 18,824,276,642.00/148,904.52
  6. Step 6: Final answer
    x = 126,418.44

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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.