Home / 245,555.06-368,529.42-127,260.22

Finding the Fourth Proportional to 245,555.06, 368,529.42 and 127,260.22

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Solution

The fourth proportional to 245,555.06, 368,529.42 and 127,260.22 is: 190,992.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    245,555.06 : 368,529.42 = 127,260.22 : x
  2. Step 2: Convert to fraction form
    245,555.06/368,529.42 = 127,260.22/x
  3. Step 3: Cross multiply
    245,555.06x = 368,529.42 × 127,260.22
  4. Step 4: Simplify right side
    245,555.06x = 46,899,135,065.67
  5. Step 5: Solve for x
    x = 46,899,135,065.67/245,555.06
  6. Step 6: Final answer
    x = 190,992.34

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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.