Home / 158,850.19-219,028.06-118,493.90

Finding the Fourth Proportional to 158,850.19, 219,028.06 and 118,493.90

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Solution

The fourth proportional to 158,850.19, 219,028.06 and 118,493.90 is: 163,383.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    158,850.19 : 219,028.06 = 118,493.90 : x
  2. Step 2: Convert to fraction form
    158,850.19/219,028.06 = 118,493.90/x
  3. Step 3: Cross multiply
    158,850.19x = 219,028.06 × 118,493.90
  4. Step 4: Simplify right side
    158,850.19x = 25,953,488,913.17
  5. Step 5: Solve for x
    x = 25,953,488,913.17/158,850.19
  6. Step 6: Final answer
    x = 163,383.43

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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.