Home / 190,361.24-262,692.81-104,319.20

Finding the Fourth Proportional to 190,361.24, 262,692.81 and 104,319.20

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Solution

The fourth proportional to 190,361.24, 262,692.81 and 104,319.20 is: 143,957.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    190,361.24 : 262,692.81 = 104,319.20 : x
  2. Step 2: Convert to fraction form
    190,361.24/262,692.81 = 104,319.20/x
  3. Step 3: Cross multiply
    190,361.24x = 262,692.81 × 104,319.20
  4. Step 4: Simplify right side
    190,361.24x = 27,403,903,784.95
  5. Step 5: Solve for x
    x = 27,403,903,784.95/190,361.24
  6. Step 6: Final answer
    x = 143,957.37

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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.