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Finding the Fourth Proportional to 62,752, 94,108.04 and 20,622.36

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Solution

The fourth proportional to 62,752, 94,108.04 and 20,622.36 is: 30,926.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    62,752 : 94,108.04 = 20,622.36 : x
  2. Step 2: Convert to fraction form
    62,752/94,108.04 = 20,622.36/x
  3. Step 3: Cross multiply
    62,752x = 94,108.04 × 20,622.36
  4. Step 4: Simplify right side
    62,752x = 1,940,729,879.77
  5. Step 5: Solve for x
    x = 1,940,729,879.77/62,752
  6. Step 6: Final answer
    x = 30,926.98

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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.