Home / 185,039.58-277,335.70-90,127.54

Finding the Fourth Proportional to 185,039.58, 277,335.70 and 90,127.54

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Solution

The fourth proportional to 185,039.58, 277,335.70 and 90,127.54 is: 135,082.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    185,039.58 : 277,335.70 = 90,127.54 : x
  2. Step 2: Convert to fraction form
    185,039.58/277,335.70 = 90,127.54/x
  3. Step 3: Cross multiply
    185,039.58x = 277,335.70 × 90,127.54
  4. Step 4: Simplify right side
    185,039.58x = 24,995,584,854.51
  5. Step 5: Solve for x
    x = 24,995,584,854.51/185,039.58
  6. Step 6: Final answer
    x = 135,082.37

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.