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Finding the Fourth Proportional to 164,099.01, 246,148.55 and 51,787.97

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Solution

The fourth proportional to 164,099.01, 246,148.55 and 51,787.97 is: 77,681.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    164,099.01 : 246,148.55 = 51,787.97 : x
  2. Step 2: Convert to fraction form
    164,099.01/246,148.55 = 51,787.97/x
  3. Step 3: Cross multiply
    164,099.01x = 246,148.55 × 51,787.97
  4. Step 4: Simplify right side
    164,099.01x = 12,747,535,026.42
  5. Step 5: Solve for x
    x = 12,747,535,026.42/164,099.01
  6. Step 6: Final answer
    x = 77,681.97

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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.