Home / 69,076.90-103,670.03-26,977.15

Finding the Fourth Proportional to 69,076.90, 103,670.03 and 26,977.15

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Solution

The fourth proportional to 69,076.90, 103,670.03 and 26,977.15 is: 40,487.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    69,076.90 : 103,670.03 = 26,977.15 : x
  2. Step 2: Convert to fraction form
    69,076.90/103,670.03 = 26,977.15/x
  3. Step 3: Cross multiply
    69,076.90x = 103,670.03 × 26,977.15
  4. Step 4: Simplify right side
    69,076.90x = 2,796,721,949.81
  5. Step 5: Solve for x
    x = 2,796,721,949.81/69,076.90
  6. Step 6: Final answer
    x = 40,487.08

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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.