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Finding the Fourth Proportional to 119,797.92, 179,807.22 and 60,674.76

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Solution

The fourth proportional to 119,797.92, 179,807.22 and 60,674.76 is: 91,068.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    119,797.92 : 179,807.22 = 60,674.76 : x
  2. Step 2: Convert to fraction form
    119,797.92/179,807.22 = 60,674.76/x
  3. Step 3: Cross multiply
    119,797.92x = 179,807.22 × 60,674.76
  4. Step 4: Simplify right side
    119,797.92x = 10,909,759,919.77
  5. Step 5: Solve for x
    x = 10,909,759,919.77/119,797.92
  6. Step 6: Final answer
    x = 91,068.02

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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.