Home / 160,195.66-221,061.09-88,571.38

Finding the Fourth Proportional to 160,195.66, 221,061.09 and 88,571.38

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Solution

The fourth proportional to 160,195.66, 221,061.09 and 88,571.38 is: 122,223.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    160,195.66 : 221,061.09 = 88,571.38 : x
  2. Step 2: Convert to fraction form
    160,195.66/221,061.09 = 88,571.38/x
  3. Step 3: Cross multiply
    160,195.66x = 221,061.09 × 88,571.38
  4. Step 4: Simplify right side
    160,195.66x = 19,579,685,805.60
  5. Step 5: Solve for x
    x = 19,579,685,805.60/160,195.66
  6. Step 6: Final answer
    x = 122,223.57

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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.