Home / 296,515.35-444,769.08-71,877.81

Finding the Fourth Proportional to 296,515.35, 444,769.08 and 71,877.81

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Solution

The fourth proportional to 296,515.35, 444,769.08 and 71,877.81 is: 107,815.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    296,515.35 : 444,769.08 = 71,877.81 : x
  2. Step 2: Convert to fraction form
    296,515.35/444,769.08 = 71,877.81/x
  3. Step 3: Cross multiply
    296,515.35x = 444,769.08 × 71,877.81
  4. Step 4: Simplify right side
    296,515.35x = 31,969,027,426.11
  5. Step 5: Solve for x
    x = 31,969,027,426.11/296,515.35
  6. Step 6: Final answer
    x = 107,815.76

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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.