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Finding the Fourth Proportional to 114,770.60, 158,384.31 and 63,788.12

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Solution

The fourth proportional to 114,770.60, 158,384.31 and 63,788.12 is: 88,028.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    114,770.60 : 158,384.31 = 63,788.12 : x
  2. Step 2: Convert to fraction form
    114,770.60/158,384.31 = 63,788.12/x
  3. Step 3: Cross multiply
    114,770.60x = 158,384.31 × 63,788.12
  4. Step 4: Simplify right side
    114,770.60x = 10,103,037,372.40
  5. Step 5: Solve for x
    x = 10,103,037,372.40/114,770.60
  6. Step 6: Final answer
    x = 88,028.10

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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.