Home / 135,537.52-203,304.81-55,557.66

Finding the Fourth Proportional to 135,537.52, 203,304.81 and 55,557.66

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Solution

The fourth proportional to 135,537.52, 203,304.81 and 55,557.66 is: 83,335.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    135,537.52 : 203,304.81 = 55,557.66 : x
  2. Step 2: Convert to fraction form
    135,537.52/203,304.81 = 55,557.66/x
  3. Step 3: Cross multiply
    135,537.52x = 203,304.81 × 55,557.66
  4. Step 4: Simplify right side
    135,537.52x = 11,295,139,510.34
  5. Step 5: Solve for x
    x = 11,295,139,510.34/135,537.52
  6. Step 6: Final answer
    x = 83,335.89

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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.