Home / 68,645.81-94,726.02-41,785.34

Finding the Fourth Proportional to 68,645.81, 94,726.02 and 41,785.34

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Solution

The fourth proportional to 68,645.81, 94,726.02 and 41,785.34 is: 57,660.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    68,645.81 : 94,726.02 = 41,785.34 : x
  2. Step 2: Convert to fraction form
    68,645.81/94,726.02 = 41,785.34/x
  3. Step 3: Cross multiply
    68,645.81x = 94,726.02 × 41,785.34
  4. Step 4: Simplify right side
    68,645.81x = 3,958,158,635.61
  5. Step 5: Solve for x
    x = 3,958,158,635.61/68,645.81
  6. Step 6: Final answer
    x = 57,660.60

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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.