Home / 236,460.52-326,305.38-129,027.88

Finding the Fourth Proportional to 236,460.52, 326,305.38 and 129,027.88

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Solution

The fourth proportional to 236,460.52, 326,305.38 and 129,027.88 is: 178,052.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    236,460.52 : 326,305.38 = 129,027.88 : x
  2. Step 2: Convert to fraction form
    236,460.52/326,305.38 = 129,027.88/x
  3. Step 3: Cross multiply
    236,460.52x = 326,305.38 × 129,027.88
  4. Step 4: Simplify right side
    236,460.52x = 42,102,491,413.99
  5. Step 5: Solve for x
    x = 42,102,491,413.99/236,460.52
  6. Step 6: Final answer
    x = 178,052.94

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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.