Home / 229,661.46-317,019.42-134,199.18

Finding the Fourth Proportional to 229,661.46, 317,019.42 and 134,199.18

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Solution

The fourth proportional to 229,661.46, 317,019.42 and 134,199.18 is: 185,245.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    229,661.46 : 317,019.42 = 134,199.18 : x
  2. Step 2: Convert to fraction form
    229,661.46/317,019.42 = 134,199.18/x
  3. Step 3: Cross multiply
    229,661.46x = 317,019.42 × 134,199.18
  4. Step 4: Simplify right side
    229,661.46x = 42,543,746,208.08
  5. Step 5: Solve for x
    x = 42,543,746,208.08/229,661.46
  6. Step 6: Final answer
    x = 185,245.47

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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.