Home / 144,788.18-199,791.56-84,346.18

Finding the Fourth Proportional to 144,788.18, 199,791.56 and 84,346.18

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Solution

The fourth proportional to 144,788.18, 199,791.56 and 84,346.18 is: 116,388.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    144,788.18 : 199,791.56 = 84,346.18 : x
  2. Step 2: Convert to fraction form
    144,788.18/199,791.56 = 84,346.18/x
  3. Step 3: Cross multiply
    144,788.18x = 199,791.56 × 84,346.18
  4. Step 4: Simplify right side
    144,788.18x = 16,851,653,461.55
  5. Step 5: Solve for x
    x = 16,851,653,461.55/144,788.18
  6. Step 6: Final answer
    x = 116,388.33

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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.