Home / 105,410,796.60-158,143,455.78-61,728,445.72

Finding the Fourth Proportional to 105,410,796.60, 158,143,455.78 and 61,728,445.72

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Solution

The fourth proportional to 105,410,796.60, 158,143,455.78 and 61,728,445.72 is: 92,608,632.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    105,410,796.60 : 158,143,455.78 = 61,728,445.72 : x
  2. Step 2: Convert to fraction form
    105,410,796.60/158,143,455.78 = 61,728,445.72/x
  3. Step 3: Cross multiply
    105,410,796.60x = 158,143,455.78 × 61,728,445.72
  4. Step 4: Simplify right side
    105,410,796.60x = 9,761,949,726,088,950
  5. Step 5: Solve for x
    x = 9,761,949,726,088,950/105,410,796.60
  6. Step 6: Final answer
    x = 92,608,632.52

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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.