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Finding the Fourth Proportional to 224,341.44, 336,439.38 and 74,541.52

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Solution

The fourth proportional to 224,341.44, 336,439.38 and 74,541.52 is: 111,788.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    224,341.44 : 336,439.38 = 74,541.52 : x
  2. Step 2: Convert to fraction form
    224,341.44/336,439.38 = 74,541.52/x
  3. Step 3: Cross multiply
    224,341.44x = 336,439.38 × 74,541.52
  4. Step 4: Simplify right side
    224,341.44x = 25,078,702,773.06
  5. Step 5: Solve for x
    x = 25,078,702,773.06/224,341.44
  6. Step 6: Final answer
    x = 111,788.10

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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.