Home / 45,153.25-67,578.76-44,555.83

Finding the Fourth Proportional to 45,153.25, 67,578.76 and 44,555.83

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Solution

The fourth proportional to 45,153.25, 67,578.76 and 44,555.83 is: 66,684.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,153.25 : 67,578.76 = 44,555.83 : x
  2. Step 2: Convert to fraction form
    45,153.25/67,578.76 = 44,555.83/x
  3. Step 3: Cross multiply
    45,153.25x = 67,578.76 × 44,555.83
  4. Step 4: Simplify right side
    45,153.25x = 3,011,027,742.17
  5. Step 5: Solve for x
    x = 3,011,027,742.17/45,153.25
  6. Step 6: Final answer
    x = 66,684.63

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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.