Home / 245,183.83-338,364.14-137,754.07

Finding the Fourth Proportional to 245,183.83, 338,364.14 and 137,754.07

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Solution

The fourth proportional to 245,183.83, 338,364.14 and 137,754.07 is: 190,106.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    245,183.83 : 338,364.14 = 137,754.07 : x
  2. Step 2: Convert to fraction form
    245,183.83/338,364.14 = 137,754.07/x
  3. Step 3: Cross multiply
    245,183.83x = 338,364.14 × 137,754.07
  4. Step 4: Simplify right side
    245,183.83x = 46,611,035,892.37
  5. Step 5: Solve for x
    x = 46,611,035,892.37/245,183.83
  6. Step 6: Final answer
    x = 190,106.49

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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.