Home / 134,013.31-200,975.32-54,030.61

Finding the Fourth Proportional to 134,013.31, 200,975.32 and 54,030.61

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Solution

The fourth proportional to 134,013.31, 200,975.32 and 54,030.61 is: 81,027.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    134,013.31 : 200,975.32 = 54,030.61 : x
  2. Step 2: Convert to fraction form
    134,013.31/200,975.32 = 54,030.61/x
  3. Step 3: Cross multiply
    134,013.31x = 200,975.32 × 54,030.61
  4. Step 4: Simplify right side
    134,013.31x = 10,858,819,134.55
  5. Step 5: Solve for x
    x = 10,858,819,134.55/134,013.31
  6. Step 6: Final answer
    x = 81,027.92

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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.