Home / 113,025.66-155,888.91-82,800.06

Finding the Fourth Proportional to 113,025.66, 155,888.91 and 82,800.06

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Solution

The fourth proportional to 113,025.66, 155,888.91 and 82,800.06 is: 114,200.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    113,025.66 : 155,888.91 = 82,800.06 : x
  2. Step 2: Convert to fraction form
    113,025.66/155,888.91 = 82,800.06/x
  3. Step 3: Cross multiply
    113,025.66x = 155,888.91 × 82,800.06
  4. Step 4: Simplify right side
    113,025.66x = 12,907,611,101.33
  5. Step 5: Solve for x
    x = 12,907,611,101.33/113,025.66
  6. Step 6: Final answer
    x = 114,200.71

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.