Home / 336,928.46-505,222-112,210.11

Finding the Fourth Proportional to 336,928.46, 505,222 and 112,210.11

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Solution

The fourth proportional to 336,928.46, 505,222 and 112,210.11 is: 168,258.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    336,928.46 : 505,222 = 112,210.11 : x
  2. Step 2: Convert to fraction form
    336,928.46/505,222 = 112,210.11/x
  3. Step 3: Cross multiply
    336,928.46x = 505,222 × 112,210.11
  4. Step 4: Simplify right side
    336,928.46x = 56,691,016,194.42
  5. Step 5: Solve for x
    x = 56,691,016,194.42/336,928.46
  6. Step 6: Final answer
    x = 168,258.32

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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.