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Finding the Fourth Proportional to 69,648.84, 96,137.28 and 44,498.28

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Solution

The fourth proportional to 69,648.84, 96,137.28 and 44,498.28 is: 61,421.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    69,648.84 : 96,137.28 = 44,498.28 : x
  2. Step 2: Convert to fraction form
    69,648.84/96,137.28 = 44,498.28/x
  3. Step 3: Cross multiply
    69,648.84x = 96,137.28 × 44,498.28
  4. Step 4: Simplify right side
    69,648.84x = 4,277,943,603.88
  5. Step 5: Solve for x
    x = 4,277,943,603.88/69,648.84
  6. Step 6: Final answer
    x = 61,421.61

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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.