Home / 89,940.51-134,887.26-26,743.61

Finding the Fourth Proportional to 89,940.51, 134,887.26 and 26,743.61

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Solution

The fourth proportional to 89,940.51, 134,887.26 and 26,743.61 is: 40,108.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    89,940.51 : 134,887.26 = 26,743.61 : x
  2. Step 2: Convert to fraction form
    89,940.51/134,887.26 = 26,743.61/x
  3. Step 3: Cross multiply
    89,940.51x = 134,887.26 × 26,743.61
  4. Step 4: Simplify right side
    89,940.51x = 3,607,372,612.63
  5. Step 5: Solve for x
    x = 3,607,372,612.63/89,940.51
  6. Step 6: Final answer
    x = 40,108.43

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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.