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Finding the Fourth Proportional to 164,283.72, 246,455.90 and 51,992.20

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Solution

The fourth proportional to 164,283.72, 246,455.90 and 51,992.20 is: 77,997.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    164,283.72 : 246,455.90 = 51,992.20 : x
  2. Step 2: Convert to fraction form
    164,283.72/246,455.90 = 51,992.20/x
  3. Step 3: Cross multiply
    164,283.72x = 246,455.90 × 51,992.20
  4. Step 4: Simplify right side
    164,283.72x = 12,813,784,443.98
  5. Step 5: Solve for x
    x = 12,813,784,443.98/164,283.72
  6. Step 6: Final answer
    x = 77,997.90

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1.5x scale

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.