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Finding the Fourth Proportional to 125,735.62, 188,609.32 and 41,503.12

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Solution

The fourth proportional to 125,735.62, 188,609.32 and 41,503.12 is: 62,256.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    125,735.62 : 188,609.32 = 41,503.12 : x
  2. Step 2: Convert to fraction form
    125,735.62/188,609.32 = 41,503.12/x
  3. Step 3: Cross multiply
    125,735.62x = 188,609.32 × 41,503.12
  4. Step 4: Simplify right side
    125,735.62x = 7,827,875,241.08
  5. Step 5: Solve for x
    x = 7,827,875,241.08/125,735.62
  6. Step 6: Final answer
    x = 62,256.62

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1.5x scale

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.