Home / 119,734.77-165,257.93-68,782.45

Finding the Fourth Proportional to 119,734.77, 165,257.93 and 68,782.45

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Solution

The fourth proportional to 119,734.77, 165,257.93 and 68,782.45 is: 94,933.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    119,734.77 : 165,257.93 = 68,782.45 : x
  2. Step 2: Convert to fraction form
    119,734.77/165,257.93 = 68,782.45/x
  3. Step 3: Cross multiply
    119,734.77x = 165,257.93 × 68,782.45
  4. Step 4: Simplify right side
    119,734.77x = 11,366,845,307.33
  5. Step 5: Solve for x
    x = 11,366,845,307.33/119,734.77
  6. Step 6: Final answer
    x = 94,933.54

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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.