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Finding the Fourth Proportional to 164,263.88, 246,411.38 and 45,935.20

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Solution

The fourth proportional to 164,263.88, 246,411.38 and 45,935.20 is: 68,907.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    164,263.88 : 246,411.38 = 45,935.20 : x
  2. Step 2: Convert to fraction form
    164,263.88/246,411.38 = 45,935.20/x
  3. Step 3: Cross multiply
    164,263.88x = 246,411.38 × 45,935.20
  4. Step 4: Simplify right side
    164,263.88x = 11,318,956,022.58
  5. Step 5: Solve for x
    x = 11,318,956,022.58/164,263.88
  6. Step 6: Final answer
    x = 68,907.15

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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.