Home / 103,736.46-155,606.58-51,150.18

Finding the Fourth Proportional to 103,736.46, 155,606.58 and 51,150.18

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Solution

The fourth proportional to 103,736.46, 155,606.58 and 51,150.18 is: 76,726.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    103,736.46 : 155,606.58 = 51,150.18 : x
  2. Step 2: Convert to fraction form
    103,736.46/155,606.58 = 51,150.18/x
  3. Step 3: Cross multiply
    103,736.46x = 155,606.58 × 51,150.18
  4. Step 4: Simplify right side
    103,736.46x = 7,959,304,576.18
  5. Step 5: Solve for x
    x = 7,959,304,576.18/103,736.46
  6. Step 6: Final answer
    x = 76,726.20

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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.