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Finding the Fourth Proportional to 68,058.91, 102,109.13 and 34,802.33

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Solution

The fourth proportional to 68,058.91, 102,109.13 and 34,802.33 is: 52,214.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    68,058.91 : 102,109.13 = 34,802.33 : x
  2. Step 2: Convert to fraction form
    68,058.91/102,109.13 = 34,802.33/x
  3. Step 3: Cross multiply
    68,058.91x = 102,109.13 × 34,802.33
  4. Step 4: Simplify right side
    68,058.91x = 3,553,636,043.65
  5. Step 5: Solve for x
    x = 3,553,636,043.65/68,058.91
  6. Step 6: Final answer
    x = 52,214.12

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.