Home / 53,142.35-73,333.28-29,268.41

Finding the Fourth Proportional to 53,142.35, 73,333.28 and 29,268.41

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Solution

The fourth proportional to 53,142.35, 73,333.28 and 29,268.41 is: 40,388.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,142.35 : 73,333.28 = 29,268.41 : x
  2. Step 2: Convert to fraction form
    53,142.35/73,333.28 = 29,268.41/x
  3. Step 3: Cross multiply
    53,142.35x = 73,333.28 × 29,268.41
  4. Step 4: Simplify right side
    53,142.35x = 2,146,348,212.19
  5. Step 5: Solve for x
    x = 2,146,348,212.19/53,142.35
  6. Step 6: Final answer
    x = 40,388.66

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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.