Home / 219,583.89-303,026.40-118,981.89

Finding the Fourth Proportional to 219,583.89, 303,026.40 and 118,981.89

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Solution

The fourth proportional to 219,583.89, 303,026.40 and 118,981.89 is: 164,195.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    219,583.89 : 303,026.40 = 118,981.89 : x
  2. Step 2: Convert to fraction form
    219,583.89/303,026.40 = 118,981.89/x
  3. Step 3: Cross multiply
    219,583.89x = 303,026.40 × 118,981.89
  4. Step 4: Simplify right side
    219,583.89x = 36,054,653,791.90
  5. Step 5: Solve for x
    x = 36,054,653,791.90/219,583.89
  6. Step 6: Final answer
    x = 164,195.35

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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.