Home / 79,780.68-119,558.03-44,257.52

Finding the Fourth Proportional to 79,780.68, 119,558.03 and 44,257.52

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Solution

The fourth proportional to 79,780.68, 119,558.03 and 44,257.52 is: 66,323.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    79,780.68 : 119,558.03 = 44,257.52 : x
  2. Step 2: Convert to fraction form
    79,780.68/119,558.03 = 44,257.52/x
  3. Step 3: Cross multiply
    79,780.68x = 119,558.03 × 44,257.52
  4. Step 4: Simplify right side
    79,780.68x = 5,291,341,981.49
  5. Step 5: Solve for x
    x = 5,291,341,981.49/79,780.68
  6. Step 6: Final answer
    x = 66,323.60

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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.