Home / 125,631.46-188,373.39-50,753.98

Finding the Fourth Proportional to 125,631.46, 188,373.39 and 50,753.98

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Solution

The fourth proportional to 125,631.46, 188,373.39 and 50,753.98 is: 76,101.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    125,631.46 : 188,373.39 = 50,753.98 : x
  2. Step 2: Convert to fraction form
    125,631.46/188,373.39 = 50,753.98/x
  3. Step 3: Cross multiply
    125,631.46x = 188,373.39 × 50,753.98
  4. Step 4: Simplify right side
    125,631.46x = 9,560,699,268.59
  5. Step 5: Solve for x
    x = 9,560,699,268.59/125,631.46
  6. Step 6: Final answer
    x = 76,101.16

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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.