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Finding the Fourth Proportional to 84,992.59, 127,485.75 and 35,035.18

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Solution

The fourth proportional to 84,992.59, 127,485.75 and 35,035.18 is: 52,551.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    84,992.59 : 127,485.75 = 35,035.18 : x
  2. Step 2: Convert to fraction form
    84,992.59/127,485.75 = 35,035.18/x
  3. Step 3: Cross multiply
    84,992.59x = 127,485.75 × 35,035.18
  4. Step 4: Simplify right side
    84,992.59x = 4,466,486,531.39
  5. Step 5: Solve for x
    x = 4,466,486,531.39/84,992.59
  6. Step 6: Final answer
    x = 52,551.48

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.