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Finding the Fourth Proportional to 88,425.01, 122,026.17 and 48,138.64

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Solution

The fourth proportional to 88,425.01, 122,026.17 and 48,138.64 is: 66,431.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    88,425.01 : 122,026.17 = 48,138.64 : x
  2. Step 2: Convert to fraction form
    88,425.01/122,026.17 = 48,138.64/x
  3. Step 3: Cross multiply
    88,425.01x = 122,026.17 × 48,138.64
  4. Step 4: Simplify right side
    88,425.01x = 5,874,173,868.21
  5. Step 5: Solve for x
    x = 5,874,173,868.21/88,425.01
  6. Step 6: Final answer
    x = 66,431.14

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1.5x scale

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.