Home / 68,144.66-102,237.91-34,888.07

Finding the Fourth Proportional to 68,144.66, 102,237.91 and 34,888.07

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Solution

The fourth proportional to 68,144.66, 102,237.91 and 34,888.07 is: 52,342.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    68,144.66 : 102,237.91 = 34,888.07 : x
  2. Step 2: Convert to fraction form
    68,144.66/102,237.91 = 34,888.07/x
  3. Step 3: Cross multiply
    68,144.66x = 102,237.91 × 34,888.07
  4. Step 4: Simplify right side
    68,144.66x = 3,566,882,762.32
  5. Step 5: Solve for x
    x = 3,566,882,762.32/68,144.66
  6. Step 6: Final answer
    x = 52,342.81

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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.