Home / 263,071.63-363,074.38-148,373.81

Finding the Fourth Proportional to 263,071.63, 363,074.38 and 148,373.81

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Solution

The fourth proportional to 263,071.63, 363,074.38 and 148,373.81 is: 204,775.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    263,071.63 : 363,074.38 = 148,373.81 : x
  2. Step 2: Convert to fraction form
    263,071.63/363,074.38 = 148,373.81/x
  3. Step 3: Cross multiply
    263,071.63x = 363,074.38 × 148,373.81
  4. Step 4: Simplify right side
    263,071.63x = 53,870,727,258.62
  5. Step 5: Solve for x
    x = 53,870,727,258.62/263,071.63
  6. Step 6: Final answer
    x = 204,775.89

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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.