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Finding the Fourth Proportional to 114,593.61, 158,136.74 and 63,603.37

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Solution

The fourth proportional to 114,593.61, 158,136.74 and 63,603.37 is: 87,771.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    114,593.61 : 158,136.74 = 63,603.37 : x
  2. Step 2: Convert to fraction form
    114,593.61/158,136.74 = 63,603.37/x
  3. Step 3: Cross multiply
    114,593.61x = 158,136.74 × 63,603.37
  4. Step 4: Simplify right side
    114,593.61x = 10,058,029,266.80
  5. Step 5: Solve for x
    x = 10,058,029,266.80/114,593.61
  6. Step 6: Final answer
    x = 87,771.29

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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.