Home / 215,046.98-296,772.44-118,258.21

Finding the Fourth Proportional to 215,046.98, 296,772.44 and 118,258.21

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Solution

The fourth proportional to 215,046.98, 296,772.44 and 118,258.21 is: 163,200.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    215,046.98 : 296,772.44 = 118,258.21 : x
  2. Step 2: Convert to fraction form
    215,046.98/296,772.44 = 118,258.21/x
  3. Step 3: Cross multiply
    215,046.98x = 296,772.44 × 118,258.21
  4. Step 4: Simplify right side
    215,046.98x = 35,095,777,531.73
  5. Step 5: Solve for x
    x = 35,095,777,531.73/215,046.98
  6. Step 6: Final answer
    x = 163,200.51

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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.