Home / 160,195.10-221,063.72-88,574.49

Finding the Fourth Proportional to 160,195.10, 221,063.72 and 88,574.49

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Solution

The fourth proportional to 160,195.10, 221,063.72 and 88,574.49 is: 122,229.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    160,195.10 : 221,063.72 = 88,574.49 : x
  2. Step 2: Convert to fraction form
    160,195.10/221,063.72 = 88,574.49/x
  3. Step 3: Cross multiply
    160,195.10x = 221,063.72 × 88,574.49
  4. Step 4: Simplify right side
    160,195.10x = 19,580,605,813.63
  5. Step 5: Solve for x
    x = 19,580,605,813.63/160,195.10
  6. Step 6: Final answer
    x = 122,229.75

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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.