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Finding the Fourth Proportional to 102,669, 154,064.94 and 44,301

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Solution

The fourth proportional to 102,669, 154,064.94 and 44,301 is: 66,478.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    102,669 : 154,064.94 = 44,301 : x
  2. Step 2: Convert to fraction form
    102,669/154,064.94 = 44,301/x
  3. Step 3: Cross multiply
    102,669x = 154,064.94 × 44,301
  4. Step 4: Simplify right side
    102,669x = 6,825,230,906.94
  5. Step 5: Solve for x
    x = 6,825,230,906.94/102,669
  6. Step 6: Final answer
    x = 66,478.01

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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.