Home / 119,906.61-179,817.69-39,922.86

Finding the Fourth Proportional to 119,906.61, 179,817.69 and 39,922.86

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Solution

The fourth proportional to 119,906.61, 179,817.69 and 39,922.86 is: 59,870.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    119,906.61 : 179,817.69 = 39,922.86 : x
  2. Step 2: Convert to fraction form
    119,906.61/179,817.69 = 39,922.86/x
  3. Step 3: Cross multiply
    119,906.61x = 179,817.69 × 39,922.86
  4. Step 4: Simplify right side
    119,906.61x = 7,178,835,664.11
  5. Step 5: Solve for x
    x = 7,178,835,664.11/119,906.61
  6. Step 6: Final answer
    x = 59,870.22

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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.