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Finding the Fourth Proportional to 119,044, 164,281.94 and 68,063.95

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Solution

The fourth proportional to 119,044, 164,281.94 and 68,063.95 is: 93,928.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    119,044 : 164,281.94 = 68,063.95 : x
  2. Step 2: Convert to fraction form
    119,044/164,281.94 = 68,063.95/x
  3. Step 3: Cross multiply
    119,044x = 164,281.94 × 68,063.95
  4. Step 4: Simplify right side
    119,044x = 11,181,677,750.06
  5. Step 5: Solve for x
    x = 11,181,677,750.06/119,044
  6. Step 6: Final answer
    x = 93,928.95

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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.