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Finding the Fourth Proportional to 56,661.70, 84,918.62 and 23,348.22

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Solution

The fourth proportional to 56,661.70, 84,918.62 and 23,348.22 is: 34,991.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    56,661.70 : 84,918.62 = 23,348.22 : x
  2. Step 2: Convert to fraction form
    56,661.70/84,918.62 = 23,348.22/x
  3. Step 3: Cross multiply
    56,661.70x = 84,918.62 × 23,348.22
  4. Step 4: Simplify right side
    56,661.70x = 1,982,698,621.86
  5. Step 5: Solve for x
    x = 1,982,698,621.86/56,661.70
  6. Step 6: Final answer
    x = 34,991.87

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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.