Home / 45,751.90-68,639.69-26,792.55

Finding the Fourth Proportional to 45,751.90, 68,639.69 and 26,792.55

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Solution

The fourth proportional to 45,751.90, 68,639.69 and 26,792.55 is: 40,195.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,751.90 : 68,639.69 = 26,792.55 : x
  2. Step 2: Convert to fraction form
    45,751.90/68,639.69 = 26,792.55/x
  3. Step 3: Cross multiply
    45,751.90x = 68,639.69 × 26,792.55
  4. Step 4: Simplify right side
    45,751.90x = 1,839,032,192.35
  5. Step 5: Solve for x
    x = 1,839,032,192.35/45,751.90
  6. Step 6: Final answer
    x = 40,195.75

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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.