Home / 134,298.54-185,336.51-73,871.73

Finding the Fourth Proportional to 134,298.54, 185,336.51 and 73,871.73

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Solution

The fourth proportional to 134,298.54, 185,336.51 and 73,871.73 is: 101,945.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    134,298.54 : 185,336.51 = 73,871.73 : x
  2. Step 2: Convert to fraction form
    134,298.54/185,336.51 = 73,871.73/x
  3. Step 3: Cross multiply
    134,298.54x = 185,336.51 × 73,871.73
  4. Step 4: Simplify right side
    134,298.54x = 13,691,128,256.50
  5. Step 5: Solve for x
    x = 13,691,128,256.50/134,298.54
  6. Step 6: Final answer
    x = 101,945.47

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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.