Home / 54,792.02-81,791.65-48,149.02

Finding the Fourth Proportional to 54,792.02, 81,791.65 and 48,149.02

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Solution

The fourth proportional to 54,792.02, 81,791.65 and 48,149.02 is: 71,875.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,792.02 : 81,791.65 = 48,149.02 : x
  2. Step 2: Convert to fraction form
    54,792.02/81,791.65 = 48,149.02/x
  3. Step 3: Cross multiply
    54,792.02x = 81,791.65 × 48,149.02
  4. Step 4: Simplify right side
    54,792.02x = 3,938,187,791.68
  5. Step 5: Solve for x
    x = 3,938,187,791.68/54,792.02
  6. Step 6: Final answer
    x = 71,875.21

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Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.