Home / 73,772.90-110,513.55-40,433.30

Finding the Fourth Proportional to 73,772.90, 110,513.55 and 40,433.30

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Solution

The fourth proportional to 73,772.90, 110,513.55 and 40,433.30 is: 60,570.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    73,772.90 : 110,513.55 = 40,433.30 : x
  2. Step 2: Convert to fraction form
    73,772.90/110,513.55 = 40,433.30/x
  3. Step 3: Cross multiply
    73,772.90x = 110,513.55 × 40,433.30
  4. Step 4: Simplify right side
    73,772.90x = 4,468,427,521.22
  5. Step 5: Solve for x
    x = 4,468,427,521.22/73,772.90
  6. Step 6: Final answer
    x = 60,570.04

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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.