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Finding the Fourth Proportional to 84,953.82, 127,479.87 and 35,024.61

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Solution

The fourth proportional to 84,953.82, 127,479.87 and 35,024.61 is: 52,557.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    84,953.82 : 127,479.87 = 35,024.61 : x
  2. Step 2: Convert to fraction form
    84,953.82/127,479.87 = 35,024.61/x
  3. Step 3: Cross multiply
    84,953.82x = 127,479.87 × 35,024.61
  4. Step 4: Simplify right side
    84,953.82x = 4,464,932,729.60
  5. Step 5: Solve for x
    x = 4,464,932,729.60/84,953.82
  6. Step 6: Final answer
    x = 52,557.17

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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.