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Finding the Fourth Proportional to 114,063.84, 157,422.96 and 63,773.28

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Solution

The fourth proportional to 114,063.84, 157,422.96 and 63,773.28 is: 88,015.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    114,063.84 : 157,422.96 = 63,773.28 : x
  2. Step 2: Convert to fraction form
    114,063.84/157,422.96 = 63,773.28/x
  3. Step 3: Cross multiply
    114,063.84x = 157,422.96 × 63,773.28
  4. Step 4: Simplify right side
    114,063.84x = 10,039,378,506.51
  5. Step 5: Solve for x
    x = 10,039,378,506.51/114,063.84
  6. Step 6: Final answer
    x = 88,015.44

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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.