Home / 214,465.73-321,862.82-154,465.38

Finding the Fourth Proportional to 214,465.73, 321,862.82 and 154,465.38

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Solution

The fourth proportional to 214,465.73, 321,862.82 and 154,465.38 is: 231,816.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    214,465.73 : 321,862.82 = 154,465.38 : x
  2. Step 2: Convert to fraction form
    214,465.73/321,862.82 = 154,465.38/x
  3. Step 3: Cross multiply
    214,465.73x = 321,862.82 × 154,465.38
  4. Step 4: Simplify right side
    214,465.73x = 49,716,662,026.84
  5. Step 5: Solve for x
    x = 49,716,662,026.84/214,465.73
  6. Step 6: Final answer
    x = 231,816.35

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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.