Home / 119,858.30-179,867.70-49,737.68

Finding the Fourth Proportional to 119,858.30, 179,867.70 and 49,737.68

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Solution

The fourth proportional to 119,858.30, 179,867.70 and 49,737.68 is: 74,639.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    119,858.30 : 179,867.70 = 49,737.68 : x
  2. Step 2: Convert to fraction form
    119,858.30/179,867.70 = 49,737.68/x
  3. Step 3: Cross multiply
    119,858.30x = 179,867.70 × 49,737.68
  4. Step 4: Simplify right side
    119,858.30x = 8,946,202,104.94
  5. Step 5: Solve for x
    x = 8,946,202,104.94/119,858.30
  6. Step 6: Final answer
    x = 74,639.82

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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.