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Finding the Fourth Proportional to 107,165.76, 160,740.24 and 40,599.84

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Solution

The fourth proportional to 107,165.76, 160,740.24 and 40,599.84 is: 60,896.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    107,165.76 : 160,740.24 = 40,599.84 : x
  2. Step 2: Convert to fraction form
    107,165.76/160,740.24 = 40,599.84/x
  3. Step 3: Cross multiply
    107,165.76x = 160,740.24 × 40,599.84
  4. Step 4: Simplify right side
    107,165.76x = 6,526,028,025.56
  5. Step 5: Solve for x
    x = 6,526,028,025.56/107,165.76
  6. Step 6: Final answer
    x = 60,896.58

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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.