Home / 53,012.07-73,156.82-29,141.19

Finding the Fourth Proportional to 53,012.07, 73,156.82 and 29,141.19

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Solution

The fourth proportional to 53,012.07, 73,156.82 and 29,141.19 is: 40,214.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,012.07 : 73,156.82 = 29,141.19 : x
  2. Step 2: Convert to fraction form
    53,012.07/73,156.82 = 29,141.19/x
  3. Step 3: Cross multiply
    53,012.07x = 73,156.82 × 29,141.19
  4. Step 4: Simplify right side
    53,012.07x = 2,131,876,645.71
  5. Step 5: Solve for x
    x = 2,131,876,645.71/53,012.07
  6. Step 6: Final answer
    x = 40,214.93

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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.