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Finding the Fourth Proportional to 88,752, 122,478.77 and 48,466.24

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Solution

The fourth proportional to 88,752, 122,478.77 and 48,466.24 is: 66,883.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    88,752 : 122,478.77 = 48,466.24 : x
  2. Step 2: Convert to fraction form
    88,752/122,478.77 = 48,466.24/x
  3. Step 3: Cross multiply
    88,752x = 122,478.77 × 48,466.24
  4. Step 4: Simplify right side
    88,752x = 5,936,085,461.72
  5. Step 5: Solve for x
    x = 5,936,085,461.72/88,752
  6. Step 6: Final answer
    x = 66,883.96

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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.