Home / 68,122.19-93,997.79-37,907.42

Finding the Fourth Proportional to 68,122.19, 93,997.79 and 37,907.42

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Solution

The fourth proportional to 68,122.19, 93,997.79 and 37,907.42 is: 52,306.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    68,122.19 : 93,997.79 = 37,907.42 : x
  2. Step 2: Convert to fraction form
    68,122.19/93,997.79 = 37,907.42/x
  3. Step 3: Cross multiply
    68,122.19x = 93,997.79 × 37,907.42
  4. Step 4: Simplify right side
    68,122.19x = 3,563,213,045.08
  5. Step 5: Solve for x
    x = 3,563,213,045.08/68,122.19
  6. Step 6: Final answer
    x = 52,306.21

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1.5x scale

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.