Home / 85,264.28-117,673.47-54,241.04

Finding the Fourth Proportional to 85,264.28, 117,673.47 and 54,241.04

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Solution

The fourth proportional to 85,264.28, 117,673.47 and 54,241.04 is: 74,858.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    85,264.28 : 117,673.47 = 54,241.04 : x
  2. Step 2: Convert to fraction form
    85,264.28/117,673.47 = 54,241.04/x
  3. Step 3: Cross multiply
    85,264.28x = 117,673.47 × 54,241.04
  4. Step 4: Simplify right side
    85,264.28x = 6,382,730,804.84
  5. Step 5: Solve for x
    x = 6,382,730,804.84/85,264.28
  6. Step 6: Final answer
    x = 74,858.21

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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.