Home / 125,631.68-188,446.56-32,137.28

Finding the Fourth Proportional to 125,631.68, 188,446.56 and 32,137.28

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Solution

The fourth proportional to 125,631.68, 188,446.56 and 32,137.28 is: 48,205.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    125,631.68 : 188,446.56 = 32,137.28 : x
  2. Step 2: Convert to fraction form
    125,631.68/188,446.56 = 32,137.28/x
  3. Step 3: Cross multiply
    125,631.68x = 188,446.56 × 32,137.28
  4. Step 4: Simplify right side
    125,631.68x = 6,056,159,863.76
  5. Step 5: Solve for x
    x = 6,056,159,863.76/125,631.68
  6. Step 6: Final answer
    x = 48,205.67

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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.