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Finding the Fourth Proportional to 267,153.54, 400,622.60 and 96,326.58

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Solution

The fourth proportional to 267,153.54, 400,622.60 and 96,326.58 is: 144,451.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    267,153.54 : 400,622.60 = 96,326.58 : x
  2. Step 2: Convert to fraction form
    267,153.54/400,622.60 = 96,326.58/x
  3. Step 3: Cross multiply
    267,153.54x = 400,622.60 × 96,326.58
  4. Step 4: Simplify right side
    267,153.54x = 38,590,604,928.71
  5. Step 5: Solve for x
    x = 38,590,604,928.71/267,153.54
  6. Step 6: Final answer
    x = 144,451.03

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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.