Home / 76,630.20-114,699.06-41,002.62

Finding the Fourth Proportional to 76,630.20, 114,699.06 and 41,002.62

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Solution

The fourth proportional to 76,630.20, 114,699.06 and 41,002.62 is: 61,372.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    76,630.20 : 114,699.06 = 41,002.62 : x
  2. Step 2: Convert to fraction form
    76,630.20/114,699.06 = 41,002.62/x
  3. Step 3: Cross multiply
    76,630.20x = 114,699.06 × 41,002.62
  4. Step 4: Simplify right side
    76,630.20x = 4,702,961,971.54
  5. Step 5: Solve for x
    x = 4,702,961,971.54/76,630.20
  6. Step 6: Final answer
    x = 61,372.17

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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.