Home / 190,281.94-262,577.81-104,223.76

Finding the Fourth Proportional to 190,281.94, 262,577.81 and 104,223.76

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Solution

The fourth proportional to 190,281.94, 262,577.81 and 104,223.76 is: 143,822.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    190,281.94 : 262,577.81 = 104,223.76 : x
  2. Step 2: Convert to fraction form
    190,281.94/262,577.81 = 104,223.76/x
  3. Step 3: Cross multiply
    190,281.94x = 262,577.81 × 104,223.76
  4. Step 4: Simplify right side
    190,281.94x = 27,366,844,816.76
  5. Step 5: Solve for x
    x = 27,366,844,816.76/190,281.94
  6. Step 6: Final answer
    x = 143,822.61

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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.