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Finding the Fourth Proportional to 114,611.68, 158,164.38 and 63,625.16

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Solution

The fourth proportional to 114,611.68, 158,164.38 and 63,625.16 is: 87,802.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    114,611.68 : 158,164.38 = 63,625.16 : x
  2. Step 2: Convert to fraction form
    114,611.68/158,164.38 = 63,625.16/x
  3. Step 3: Cross multiply
    114,611.68x = 158,164.38 × 63,625.16
  4. Step 4: Simplify right side
    114,611.68x = 10,063,233,983.80
  5. Step 5: Solve for x
    x = 10,063,233,983.80/114,611.68
  6. Step 6: Final answer
    x = 87,802.87

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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.