Home / 103,701.14-155,576.55-33,580.58

Finding the Fourth Proportional to 103,701.14, 155,576.55 and 33,580.58

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Solution

The fourth proportional to 103,701.14, 155,576.55 and 33,580.58 is: 50,378.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    103,701.14 : 155,576.55 = 33,580.58 : x
  2. Step 2: Convert to fraction form
    103,701.14/155,576.55 = 33,580.58/x
  3. Step 3: Cross multiply
    103,701.14x = 155,576.55 × 33,580.58
  4. Step 4: Simplify right side
    103,701.14x = 5,224,350,783.40
  5. Step 5: Solve for x
    x = 5,224,350,783.40/103,701.14
  6. Step 6: Final answer
    x = 50,378.91

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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.