Home / 53,134.49-73,326.12-29,261.90

Finding the Fourth Proportional to 53,134.49, 73,326.12 and 29,261.90

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Solution

The fourth proportional to 53,134.49, 73,326.12 and 29,261.90 is: 40,381.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,134.49 : 73,326.12 = 29,261.90 : x
  2. Step 2: Convert to fraction form
    53,134.49/73,326.12 = 29,261.90/x
  3. Step 3: Cross multiply
    53,134.49x = 73,326.12 × 29,261.90
  4. Step 4: Simplify right side
    53,134.49x = 2,145,661,590.83
  5. Step 5: Solve for x
    x = 2,145,661,590.83/53,134.49
  6. Step 6: Final answer
    x = 40,381.71

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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.