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Finding the Fourth Proportional to 88,798, 122,541.24 and 49,054

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Solution

The fourth proportional to 88,798, 122,541.24 and 49,054 is: 67,694.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    88,798 : 122,541.24 = 49,054 : x
  2. Step 2: Convert to fraction form
    88,798/122,541.24 = 49,054/x
  3. Step 3: Cross multiply
    88,798x = 122,541.24 × 49,054
  4. Step 4: Simplify right side
    88,798x = 6,011,137,986.96
  5. Step 5: Solve for x
    x = 6,011,137,986.96/88,798
  6. Step 6: Final answer
    x = 67,694.52

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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.