Home / 53,158.41-73,360.49-29,286.90

Finding the Fourth Proportional to 53,158.41, 73,360.49 and 29,286.90

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Solution

The fourth proportional to 53,158.41, 73,360.49 and 29,286.90 is: 40,416.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,158.41 : 73,360.49 = 29,286.90 : x
  2. Step 2: Convert to fraction form
    53,158.41/73,360.49 = 29,286.90/x
  3. Step 3: Cross multiply
    53,158.41x = 73,360.49 × 29,286.90
  4. Step 4: Simplify right side
    53,158.41x = 2,148,501,188.15
  5. Step 5: Solve for x
    x = 2,148,501,188.15/53,158.41
  6. Step 6: Final answer
    x = 40,416.96

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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.