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Finding the Fourth Proportional to 154,046, 231,069 and 55,550

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Solution

The fourth proportional to 154,046, 231,069 and 55,550 is: 83,325

Step by Step Solution

  1. Step 1: Write the proportion equation
    154,046 : 231,069 = 55,550 : x
  2. Step 2: Convert to fraction form
    154,046/231,069 = 55,550/x
  3. Step 3: Cross multiply
    154,046x = 231,069 × 55,550
  4. Step 4: Simplify right side
    154,046x = 12,835,882,950
  5. Step 5: Solve for x
    x = 12,835,882,950/154,046
  6. Step 6: Final answer
    x = 83,325

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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.