Home / 103,272.10-154,908.15-33,200.62

Finding the Fourth Proportional to 103,272.10, 154,908.15 and 33,200.62

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Solution

The fourth proportional to 103,272.10, 154,908.15 and 33,200.62 is: 49,800.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    103,272.10 : 154,908.15 = 33,200.62 : x
  2. Step 2: Convert to fraction form
    103,272.10/154,908.15 = 33,200.62/x
  3. Step 3: Cross multiply
    103,272.10x = 154,908.15 × 33,200.62
  4. Step 4: Simplify right side
    103,272.10x = 5,143,046,111.28
  5. Step 5: Solve for x
    x = 5,143,046,111.28/103,272.10
  6. Step 6: Final answer
    x = 49,800.93

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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.