Home / 160,182.38-221,042.76-88,558.22

Finding the Fourth Proportional to 160,182.38, 221,042.76 and 88,558.22

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Solution

The fourth proportional to 160,182.38, 221,042.76 and 88,558.22 is: 122,205.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    160,182.38 : 221,042.76 = 88,558.22 : x
  2. Step 2: Convert to fraction form
    160,182.38/221,042.76 = 88,558.22/x
  3. Step 3: Cross multiply
    160,182.38x = 221,042.76 × 88,558.22
  4. Step 4: Simplify right side
    160,182.38x = 19,575,153,369.49
  5. Step 5: Solve for x
    x = 19,575,153,369.49/160,182.38
  6. Step 6: Final answer
    x = 122,205.41

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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.