Home / 54,297.20-81,445.80-41,175.20

Finding the Fourth Proportional to 54,297.20, 81,445.80 and 41,175.20

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Solution

The fourth proportional to 54,297.20, 81,445.80 and 41,175.20 is: 61,762.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,297.20 : 81,445.80 = 41,175.20 : x
  2. Step 2: Convert to fraction form
    54,297.20/81,445.80 = 41,175.20/x
  3. Step 3: Cross multiply
    54,297.20x = 81,445.80 × 41,175.20
  4. Step 4: Simplify right side
    54,297.20x = 3,353,547,104.16
  5. Step 5: Solve for x
    x = 3,353,547,104.16/54,297.20
  6. Step 6: Final answer
    x = 61,762.80

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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.