Home / 84,892.14-117,158.13-54,740.25

Finding the Fourth Proportional to 84,892.14, 117,158.13 and 54,740.25

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Solution

The fourth proportional to 84,892.14, 117,158.13 and 54,740.25 is: 75,546.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    84,892.14 : 117,158.13 = 54,740.25 : x
  2. Step 2: Convert to fraction form
    84,892.14/117,158.13 = 54,740.25/x
  3. Step 3: Cross multiply
    84,892.14x = 117,158.13 × 54,740.25
  4. Step 4: Simplify right side
    84,892.14x = 6,413,265,325.73
  5. Step 5: Solve for x
    x = 6,413,265,325.73/84,892.14
  6. Step 6: Final answer
    x = 75,546.04

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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.