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Finding the Fourth Proportional to 54,317.80, 73,095.75 and 54,317.80

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Solution

The fourth proportional to 54,317.80, 73,095.75 and 54,317.80 is: 73,095.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,317.80 : 73,095.75 = 54,317.80 : x
  2. Step 2: Convert to fraction form
    54,317.80/73,095.75 = 54,317.80/x
  3. Step 3: Cross multiply
    54,317.80x = 73,095.75 × 54,317.80
  4. Step 4: Simplify right side
    54,317.80x = 3,970,400,329.35
  5. Step 5: Solve for x
    x = 3,970,400,329.35/54,317.80
  6. Step 6: Final answer
    x = 73,095.75

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.35) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.