Home / 119,112.63-164,328.54-68,097.95

Finding the Fourth Proportional to 119,112.63, 164,328.54 and 68,097.95

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Solution

The fourth proportional to 119,112.63, 164,328.54 and 68,097.95 is: 93,948.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    119,112.63 : 164,328.54 = 68,097.95 : x
  2. Step 2: Convert to fraction form
    119,112.63/164,328.54 = 68,097.95/x
  3. Step 3: Cross multiply
    119,112.63x = 164,328.54 × 68,097.95
  4. Step 4: Simplify right side
    119,112.63x = 11,190,435,878.85
  5. Step 5: Solve for x
    x = 11,190,435,878.85/119,112.63
  6. Step 6: Final answer
    x = 93,948.36

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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.