Home / 134,217.33-185,201.96-83,211.47

Finding the Fourth Proportional to 134,217.33, 185,201.96 and 83,211.47

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Solution

The fourth proportional to 134,217.33, 185,201.96 and 83,211.47 is: 114,820.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    134,217.33 : 185,201.96 = 83,211.47 : x
  2. Step 2: Convert to fraction form
    134,217.33/185,201.96 = 83,211.47/x
  3. Step 3: Cross multiply
    134,217.33x = 185,201.96 × 83,211.47
  4. Step 4: Simplify right side
    134,217.33x = 15,410,927,338.48
  5. Step 5: Solve for x
    x = 15,410,927,338.48/134,217.33
  6. Step 6: Final answer
    x = 114,820.70

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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.