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Finding the Fourth Proportional to 53,531.48, 73,754.48 and 35,349.92

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Solution

The fourth proportional to 53,531.48, 73,754.48 and 35,349.92 is: 48,704.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,531.48 : 73,754.48 = 35,349.92 : x
  2. Step 2: Convert to fraction form
    53,531.48/73,754.48 = 35,349.92/x
  3. Step 3: Cross multiply
    53,531.48x = 73,754.48 × 35,349.92
  4. Step 4: Simplify right side
    53,531.48x = 2,607,214,963.82
  5. Step 5: Solve for x
    x = 2,607,214,963.82/53,531.48
  6. Step 6: Final answer
    x = 48,704.33

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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.