Home / 229,017.03-343,175.21-122,416.15

Finding the Fourth Proportional to 229,017.03, 343,175.21 and 122,416.15

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Solution

The fourth proportional to 229,017.03, 343,175.21 and 122,416.15 is: 183,436.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    229,017.03 : 343,175.21 = 122,416.15 : x
  2. Step 2: Convert to fraction form
    229,017.03/343,175.21 = 122,416.15/x
  3. Step 3: Cross multiply
    229,017.03x = 343,175.21 × 122,416.15
  4. Step 4: Simplify right side
    229,017.03x = 42,010,185,961.73
  5. Step 5: Solve for x
    x = 42,010,185,961.73/229,017.03
  6. Step 6: Final answer
    x = 183,436.96

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.