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Finding the Fourth Proportional to 164,267.66, 246,431.88 and 51,976.15

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Solution

The fourth proportional to 164,267.66, 246,431.88 and 51,976.15 is: 77,973.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    164,267.66 : 246,431.88 = 51,976.15 : x
  2. Step 2: Convert to fraction form
    164,267.66/246,431.88 = 51,976.15/x
  3. Step 3: Cross multiply
    164,267.66x = 246,431.88 × 51,976.15
  4. Step 4: Simplify right side
    164,267.66x = 12,808,580,359.66
  5. Step 5: Solve for x
    x = 12,808,580,359.66/164,267.66
  6. Step 6: Final answer
    x = 77,973.84

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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.