Home / 68,122.01-94,021.38-45,111.27

Finding the Fourth Proportional to 68,122.01, 94,021.38 and 45,111.27

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Solution

The fourth proportional to 68,122.01, 94,021.38 and 45,111.27 is: 62,262.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    68,122.01 : 94,021.38 = 45,111.27 : x
  2. Step 2: Convert to fraction form
    68,122.01/94,021.38 = 45,111.27/x
  3. Step 3: Cross multiply
    68,122.01x = 94,021.38 × 45,111.27
  4. Step 4: Simplify right side
    68,122.01x = 4,241,423,858.95
  5. Step 5: Solve for x
    x = 4,241,423,858.95/68,122.01
  6. Step 6: Final answer
    x = 62,262.17

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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.