Home / 148,799.11-205,422.74-114,732.94

Finding the Fourth Proportional to 148,799.11, 205,422.74 and 114,732.94

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Solution

The fourth proportional to 148,799.11, 205,422.74 and 114,732.94 is: 158,393.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    148,799.11 : 205,422.74 = 114,732.94 : x
  2. Step 2: Convert to fraction form
    148,799.11/205,422.74 = 114,732.94/x
  3. Step 3: Cross multiply
    148,799.11x = 205,422.74 × 114,732.94
  4. Step 4: Simplify right side
    148,799.11x = 23,568,754,903.06
  5. Step 5: Solve for x
    x = 23,568,754,903.06/148,799.11
  6. Step 6: Final answer
    x = 158,393.12

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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.