Home / 134,410.39-185,484.87-73,979.73

Finding the Fourth Proportional to 134,410.39, 185,484.87 and 73,979.73

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Solution

The fourth proportional to 134,410.39, 185,484.87 and 73,979.73 is: 102,091.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    134,410.39 : 185,484.87 = 73,979.73 : x
  2. Step 2: Convert to fraction form
    134,410.39/185,484.87 = 73,979.73/x
  3. Step 3: Cross multiply
    134,410.39x = 185,484.87 × 73,979.73
  4. Step 4: Simplify right side
    134,410.39x = 13,722,120,324.26
  5. Step 5: Solve for x
    x = 13,722,120,324.26/134,410.39
  6. Step 6: Final answer
    x = 102,091.22

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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.