Home / 214,466.23-321,863.57-154,465.88

Finding the Fourth Proportional to 214,466.23, 321,863.57 and 154,465.88

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Solution

The fourth proportional to 214,466.23, 321,863.57 and 154,465.88 is: 231,817.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    214,466.23 : 321,863.57 = 154,465.88 : x
  2. Step 2: Convert to fraction form
    214,466.23/321,863.57 = 154,465.88/x
  3. Step 3: Cross multiply
    214,466.23x = 321,863.57 × 154,465.88
  4. Step 4: Simplify right side
    214,466.23x = 49,716,938,807.66
  5. Step 5: Solve for x
    x = 49,716,938,807.66/214,466.23
  6. Step 6: Final answer
    x = 231,817.10

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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.