Home / 233,083.62-321,538.95-147,149.10

Finding the Fourth Proportional to 233,083.62, 321,538.95 and 147,149.10

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Solution

The fourth proportional to 233,083.62, 321,538.95 and 147,149.10 is: 202,992.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    233,083.62 : 321,538.95 = 147,149.10 : x
  2. Step 2: Convert to fraction form
    233,083.62/321,538.95 = 147,149.10/x
  3. Step 3: Cross multiply
    233,083.62x = 321,538.95 × 147,149.10
  4. Step 4: Simplify right side
    233,083.62x = 47,314,167,107.45
  5. Step 5: Solve for x
    x = 47,314,167,107.45/233,083.62
  6. Step 6: Final answer
    x = 202,992.24

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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.