Home / 160,168.07-221,036.55-88,552.71

Finding the Fourth Proportional to 160,168.07, 221,036.55 and 88,552.71

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Solution

The fourth proportional to 160,168.07, 221,036.55 and 88,552.71 is: 122,205.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    160,168.07 : 221,036.55 = 88,552.71 : x
  2. Step 2: Convert to fraction form
    160,168.07/221,036.55 = 88,552.71/x
  3. Step 3: Cross multiply
    160,168.07x = 221,036.55 × 88,552.71
  4. Step 4: Simplify right side
    160,168.07x = 19,573,383,963.60
  5. Step 5: Solve for x
    x = 19,573,383,963.60/160,168.07
  6. Step 6: Final answer
    x = 122,205.28

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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.