Home / 68,129.28-94,017.73-37,914.09

Finding the Fourth Proportional to 68,129.28, 94,017.73 and 37,914.09

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Solution

The fourth proportional to 68,129.28, 94,017.73 and 37,914.09 is: 52,321.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    68,129.28 : 94,017.73 = 37,914.09 : x
  2. Step 2: Convert to fraction form
    68,129.28/94,017.73 = 37,914.09/x
  3. Step 3: Cross multiply
    68,129.28x = 94,017.73 × 37,914.09
  4. Step 4: Simplify right side
    68,129.28x = 3,564,596,867.77
  5. Step 5: Solve for x
    x = 3,564,596,867.77/68,129.28
  6. Step 6: Final answer
    x = 52,321.07

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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.