Home / 219,494.22-302,902.35-118,891.98

Finding the Fourth Proportional to 219,494.22, 302,902.35 and 118,891.98

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Solution

The fourth proportional to 219,494.22, 302,902.35 and 118,891.98 is: 164,071.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    219,494.22 : 302,902.35 = 118,891.98 : x
  2. Step 2: Convert to fraction form
    219,494.22/302,902.35 = 118,891.98/x
  3. Step 3: Cross multiply
    219,494.22x = 302,902.35 × 118,891.98
  4. Step 4: Simplify right side
    219,494.22x = 36,012,660,138.15
  5. Step 5: Solve for x
    x = 36,012,660,138.15/219,494.22
  6. Step 6: Final answer
    x = 164,071.11

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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.