Home / 54,142.83-74,714.97-29,942.22

Finding the Fourth Proportional to 54,142.83, 74,714.97 and 29,942.22

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Solution

The fourth proportional to 54,142.83, 74,714.97 and 29,942.22 is: 41,319.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,142.83 : 74,714.97 = 29,942.22 : x
  2. Step 2: Convert to fraction form
    54,142.83/74,714.97 = 29,942.22/x
  3. Step 3: Cross multiply
    54,142.83x = 74,714.97 × 29,942.22
  4. Step 4: Simplify right side
    54,142.83x = 2,237,132,461.50
  5. Step 5: Solve for x
    x = 2,237,132,461.50/54,142.83
  6. Step 6: Final answer
    x = 41,319.09

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.