Home / 53,379.10-73,663.18-29,180.17

Finding the Fourth Proportional to 53,379.10, 73,663.18 and 29,180.17

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Solution

The fourth proportional to 53,379.10, 73,663.18 and 29,180.17 is: 40,268.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,379.10 : 73,663.18 = 29,180.17 : x
  2. Step 2: Convert to fraction form
    53,379.10/73,663.18 = 29,180.17/x
  3. Step 3: Cross multiply
    53,379.10x = 73,663.18 × 29,180.17
  4. Step 4: Simplify right side
    53,379.10x = 2,149,504,368.47
  5. Step 5: Solve for x
    x = 2,149,504,368.47/53,379.10
  6. Step 6: Final answer
    x = 40,268.65

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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.