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Finding the Fourth Proportional to 251,436.35, 377,074.44 and 82,925.17

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Solution

The fourth proportional to 251,436.35, 377,074.44 and 82,925.17 is: 124,361.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    251,436.35 : 377,074.44 = 82,925.17 : x
  2. Step 2: Convert to fraction form
    251,436.35/377,074.44 = 82,925.17/x
  3. Step 3: Cross multiply
    251,436.35x = 377,074.44 × 82,925.17
  4. Step 4: Simplify right side
    251,436.35x = 31,268,961,096.97
  5. Step 5: Solve for x
    x = 31,268,961,096.97/251,436.35
  6. Step 6: Final answer
    x = 124,361.34

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1.5x scale

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.