Home / 75,465.90-104,136.16-41,474.01

Finding the Fourth Proportional to 75,465.90, 104,136.16 and 41,474.01

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Solution

The fourth proportional to 75,465.90, 104,136.16 and 41,474.01 is: 57,230.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    75,465.90 : 104,136.16 = 41,474.01 : x
  2. Step 2: Convert to fraction form
    75,465.90/104,136.16 = 41,474.01/x
  3. Step 3: Cross multiply
    75,465.90x = 104,136.16 × 41,474.01
  4. Step 4: Simplify right side
    75,465.90x = 4,318,944,141.20
  5. Step 5: Solve for x
    x = 4,318,944,141.20/75,465.90
  6. Step 6: Final answer
    x = 57,230.41

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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.