Home / 132,701.82-183,125.76-72,273.51

Finding the Fourth Proportional to 132,701.82, 183,125.76 and 72,273.51

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Solution

The fourth proportional to 132,701.82, 183,125.76 and 72,273.51 is: 99,735.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    132,701.82 : 183,125.76 = 72,273.51 : x
  2. Step 2: Convert to fraction form
    132,701.82/183,125.76 = 72,273.51/x
  3. Step 3: Cross multiply
    132,701.82x = 183,125.76 × 72,273.51
  4. Step 4: Simplify right side
    132,701.82x = 13,235,141,446.62
  5. Step 5: Solve for x
    x = 13,235,141,446.62/132,701.82
  6. Step 6: Final answer
    x = 99,735.95

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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.