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Finding the Fourth Proportional to 144,893.00, 217,353.31 and 45,026.30

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Solution

The fourth proportional to 144,893.00, 217,353.31 and 45,026.30 is: 67,543.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    144,893.00 : 217,353.31 = 45,026.30 : x
  2. Step 2: Convert to fraction form
    144,893.00/217,353.31 = 45,026.30/x
  3. Step 3: Cross multiply
    144,893.00x = 217,353.31 × 45,026.30
  4. Step 4: Simplify right side
    144,893.00x = 9,786,614,142.72
  5. Step 5: Solve for x
    x = 9,786,614,142.72/144,893.00
  6. Step 6: Final answer
    x = 67,543.74

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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.