Home / 204,135.66-306,210.38-71,017.02

Finding the Fourth Proportional to 204,135.66, 306,210.38 and 71,017.02

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Solution

The fourth proportional to 204,135.66, 306,210.38 and 71,017.02 is: 106,527.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    204,135.66 : 306,210.38 = 71,017.02 : x
  2. Step 2: Convert to fraction form
    204,135.66/306,210.38 = 71,017.02/x
  3. Step 3: Cross multiply
    204,135.66x = 306,210.38 × 71,017.02
  4. Step 4: Simplify right side
    204,135.66x = 21,746,150,066.81
  5. Step 5: Solve for x
    x = 21,746,150,066.81/204,135.66
  6. Step 6: Final answer
    x = 106,527.93

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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.