Home / 190,894.74-263,442.69-106,012.50

Finding the Fourth Proportional to 190,894.74, 263,442.69 and 106,012.50

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Solution

The fourth proportional to 190,894.74, 263,442.69 and 106,012.50 is: 146,301.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    190,894.74 : 263,442.69 = 106,012.50 : x
  2. Step 2: Convert to fraction form
    190,894.74/263,442.69 = 106,012.50/x
  3. Step 3: Cross multiply
    190,894.74x = 263,442.69 × 106,012.50
  4. Step 4: Simplify right side
    190,894.74x = 27,928,218,173.63
  5. Step 5: Solve for x
    x = 27,928,218,173.63/190,894.74
  6. Step 6: Final answer
    x = 146,301.66

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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.