Home / 53,552.98-80,252.51-30,129.94

Finding the Fourth Proportional to 53,552.98, 80,252.51 and 30,129.94

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Solution

The fourth proportional to 53,552.98, 80,252.51 and 30,129.94 is: 45,151.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,552.98 : 80,252.51 = 30,129.94 : x
  2. Step 2: Convert to fraction form
    53,552.98/80,252.51 = 30,129.94/x
  3. Step 3: Cross multiply
    53,552.98x = 80,252.51 × 30,129.94
  4. Step 4: Simplify right side
    53,552.98x = 2,418,002,909.89
  5. Step 5: Solve for x
    x = 2,418,002,909.89/53,552.98
  6. Step 6: Final answer
    x = 45,151.61

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.