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Finding the Fourth Proportional to 84,950, 127,440.37 and 35,002.32

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Solution

The fourth proportional to 84,950, 127,440.37 and 35,002.32 is: 52,509.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    84,950 : 127,440.37 = 35,002.32 : x
  2. Step 2: Convert to fraction form
    84,950/127,440.37 = 35,002.32/x
  3. Step 3: Cross multiply
    84,950x = 127,440.37 × 35,002.32
  4. Step 4: Simplify right side
    84,950x = 4,460,708,611.66
  5. Step 5: Solve for x
    x = 4,460,708,611.66/84,950
  6. Step 6: Final answer
    x = 52,509.81

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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.