Home / 160,181.10-221,046.03-88,559.28

Finding the Fourth Proportional to 160,181.10, 221,046.03 and 88,559.28

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Solution

The fourth proportional to 160,181.10, 221,046.03 and 88,559.28 is: 122,209.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    160,181.10 : 221,046.03 = 88,559.28 : x
  2. Step 2: Convert to fraction form
    160,181.10/221,046.03 = 88,559.28/x
  3. Step 3: Cross multiply
    160,181.10x = 221,046.03 × 88,559.28
  4. Step 4: Simplify right side
    160,181.10x = 19,575,677,263.66
  5. Step 5: Solve for x
    x = 19,575,677,263.66/160,181.10
  6. Step 6: Final answer
    x = 122,209.66

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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.