Home / 125,368.11-188,116.83-83,277.27

Finding the Fourth Proportional to 125,368.11, 188,116.83 and 83,277.27

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Solution

The fourth proportional to 125,368.11, 188,116.83 and 83,277.27 is: 124,958.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    125,368.11 : 188,116.83 = 83,277.27 : x
  2. Step 2: Convert to fraction form
    125,368.11/188,116.83 = 83,277.27/x
  3. Step 3: Cross multiply
    125,368.11x = 188,116.83 × 83,277.27
  4. Step 4: Simplify right side
    125,368.11x = 15,665,856,043.45
  5. Step 5: Solve for x
    x = 15,665,856,043.45/125,368.11
  6. Step 6: Final answer
    x = 124,958.86

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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.