Home / 135,356.38-203,076.08-60,539.46

Finding the Fourth Proportional to 135,356.38, 203,076.08 and 60,539.46

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Solution

The fourth proportional to 135,356.38, 203,076.08 and 60,539.46 is: 90,827.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    135,356.38 : 203,076.08 = 60,539.46 : x
  2. Step 2: Convert to fraction form
    135,356.38/203,076.08 = 60,539.46/x
  3. Step 3: Cross multiply
    135,356.38x = 203,076.08 × 60,539.46
  4. Step 4: Simplify right side
    135,356.38x = 12,294,116,222.12
  5. Step 5: Solve for x
    x = 12,294,116,222.12/135,356.38
  6. Step 6: Final answer
    x = 90,827.76

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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.