Home / 119,383.36-164,772.43-68,430.24

Finding the Fourth Proportional to 119,383.36, 164,772.43 and 68,430.24

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Solution

The fourth proportional to 119,383.36, 164,772.43 and 68,430.24 is: 94,447.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    119,383.36 : 164,772.43 = 68,430.24 : x
  2. Step 2: Convert to fraction form
    119,383.36/164,772.43 = 68,430.24/x
  3. Step 3: Cross multiply
    119,383.36x = 164,772.43 × 68,430.24
  4. Step 4: Simplify right side
    119,383.36x = 11,275,416,759.21
  5. Step 5: Solve for x
    x = 11,275,416,759.21/119,383.36
  6. Step 6: Final answer
    x = 94,447.14

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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.