Home / 79,338.47-119,010.53-26,748.41

Finding the Fourth Proportional to 79,338.47, 119,010.53 and 26,748.41

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Solution

The fourth proportional to 79,338.47, 119,010.53 and 26,748.41 is: 40,123.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    79,338.47 : 119,010.53 = 26,748.41 : x
  2. Step 2: Convert to fraction form
    79,338.47/119,010.53 = 26,748.41/x
  3. Step 3: Cross multiply
    79,338.47x = 119,010.53 × 26,748.41
  4. Step 4: Simplify right side
    79,338.47x = 3,183,341,922.58
  5. Step 5: Solve for x
    x = 3,183,341,922.58/79,338.47
  6. Step 6: Final answer
    x = 40,123.56

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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.