Home / 190,366.42-262,705.94-104,311.72

Finding the Fourth Proportional to 190,366.42, 262,705.94 and 104,311.72

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Solution

The fourth proportional to 190,366.42, 262,705.94 and 104,311.72 is: 143,950.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    190,366.42 : 262,705.94 = 104,311.72 : x
  2. Step 2: Convert to fraction form
    190,366.42/262,705.94 = 104,311.72/x
  3. Step 3: Cross multiply
    190,366.42x = 262,705.94 × 104,311.72
  4. Step 4: Simplify right side
    190,366.42x = 27,403,307,934.06
  5. Step 5: Solve for x
    x = 27,403,307,934.06/190,366.42
  6. Step 6: Final answer
    x = 143,950.33

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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.