Home / 53,134.57-73,322.78-29,256.58

Finding the Fourth Proportional to 53,134.57, 73,322.78 and 29,256.58

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Solution

The fourth proportional to 53,134.57, 73,322.78 and 29,256.58 is: 40,372.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,134.57 : 73,322.78 = 29,256.58 : x
  2. Step 2: Convert to fraction form
    53,134.57/73,322.78 = 29,256.58/x
  3. Step 3: Cross multiply
    53,134.57x = 73,322.78 × 29,256.58
  4. Step 4: Simplify right side
    53,134.57x = 2,145,173,778.89
  5. Step 5: Solve for x
    x = 2,145,173,778.89/53,134.57
  6. Step 6: Final answer
    x = 40,372.47

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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.