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Finding the Fourth Proportional to 119,996.68, 179,992.58 and 31,248.22

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Solution

The fourth proportional to 119,996.68, 179,992.58 and 31,248.22 is: 46,871.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    119,996.68 : 179,992.58 = 31,248.22 : x
  2. Step 2: Convert to fraction form
    119,996.68/179,992.58 = 31,248.22/x
  3. Step 3: Cross multiply
    119,996.68x = 179,992.58 × 31,248.22
  4. Step 4: Simplify right side
    119,996.68x = 5,624,447,738.21
  5. Step 5: Solve for x
    x = 5,624,447,738.21/119,996.68
  6. Step 6: Final answer
    x = 46,871.69

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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.