Home / 214,815.64-296,450.24-118,020.72

Finding the Fourth Proportional to 214,815.64, 296,450.24 and 118,020.72

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Solution

The fourth proportional to 214,815.64, 296,450.24 and 118,020.72 is: 162,871.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    214,815.64 : 296,450.24 = 118,020.72 : x
  2. Step 2: Convert to fraction form
    214,815.64/296,450.24 = 118,020.72/x
  3. Step 3: Cross multiply
    214,815.64x = 296,450.24 × 118,020.72
  4. Step 4: Simplify right side
    214,815.64x = 34,987,270,768.97
  5. Step 5: Solve for x
    x = 34,987,270,768.97/214,815.64
  6. Step 6: Final answer
    x = 162,871.15

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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.