Home / 53,330.17-80,039-27,042.43

Finding the Fourth Proportional to 53,330.17, 80,039 and 27,042.43

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Solution

The fourth proportional to 53,330.17, 80,039 and 27,042.43 is: 40,585.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,330.17 : 80,039 = 27,042.43 : x
  2. Step 2: Convert to fraction form
    53,330.17/80,039 = 27,042.43/x
  3. Step 3: Cross multiply
    53,330.17x = 80,039 × 27,042.43
  4. Step 4: Simplify right side
    53,330.17x = 2,164,449,054.77
  5. Step 5: Solve for x
    x = 2,164,449,054.77/53,330.17
  6. Step 6: Final answer
    x = 40,585.83

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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.