Home / 53,375.10-73,656.57-29,502.78

Finding the Fourth Proportional to 53,375.10, 73,656.57 and 29,502.78

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Solution

The fourth proportional to 53,375.10, 73,656.57 and 29,502.78 is: 40,713.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,375.10 : 73,656.57 = 29,502.78 : x
  2. Step 2: Convert to fraction form
    53,375.10/73,656.57 = 29,502.78/x
  3. Step 3: Cross multiply
    53,375.10x = 73,656.57 × 29,502.78
  4. Step 4: Simplify right side
    53,375.10x = 2,173,073,580.26
  5. Step 5: Solve for x
    x = 2,173,073,580.26/53,375.10
  6. Step 6: Final answer
    x = 40,713.25

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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.