Home / 53,171.10-73,379.34-29,297.75

Finding the Fourth Proportional to 53,171.10, 73,379.34 and 29,297.75

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Solution

The fourth proportional to 53,171.10, 73,379.34 and 29,297.75 is: 40,432.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,171.10 : 73,379.34 = 29,297.75 : x
  2. Step 2: Convert to fraction form
    53,171.10/73,379.34 = 29,297.75/x
  3. Step 3: Cross multiply
    53,171.10x = 73,379.34 × 29,297.75
  4. Step 4: Simplify right side
    53,171.10x = 2,149,849,191.59
  5. Step 5: Solve for x
    x = 2,149,849,191.59/53,171.10
  6. Step 6: Final answer
    x = 40,432.66

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1.5x scale

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.