Home / 137,175.64-205,757.97-52,899.60

Finding the Fourth Proportional to 137,175.64, 205,757.97 and 52,899.60

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Solution

The fourth proportional to 137,175.64, 205,757.97 and 52,899.60 is: 79,347.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    137,175.64 : 205,757.97 = 52,899.60 : x
  2. Step 2: Convert to fraction form
    137,175.64/205,757.97 = 52,899.60/x
  3. Step 3: Cross multiply
    137,175.64x = 205,757.97 × 52,899.60
  4. Step 4: Simplify right side
    137,175.64x = 10,884,514,309.81
  5. Step 5: Solve for x
    x = 10,884,514,309.81/137,175.64
  6. Step 6: Final answer
    x = 79,347.28

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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.