Home / 125,684.73-188,505.63-41,445.81

Finding the Fourth Proportional to 125,684.73, 188,505.63 and 41,445.81

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Solution

The fourth proportional to 125,684.73, 188,505.63 and 41,445.81 is: 62,161.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    125,684.73 : 188,505.63 = 41,445.81 : x
  2. Step 2: Convert to fraction form
    125,684.73/188,505.63 = 41,445.81/x
  3. Step 3: Cross multiply
    125,684.73x = 188,505.63 × 41,445.81
  4. Step 4: Simplify right side
    125,684.73x = 7,812,768,524.91
  5. Step 5: Solve for x
    x = 7,812,768,524.91/125,684.73
  6. Step 6: Final answer
    x = 62,161.64

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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.