Home / 155,455.87-233,183.83-43,136.11

Finding the Fourth Proportional to 155,455.87, 233,183.83 and 43,136.11

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Solution

The fourth proportional to 155,455.87, 233,183.83 and 43,136.11 is: 64,704.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    155,455.87 : 233,183.83 = 43,136.11 : x
  2. Step 2: Convert to fraction form
    155,455.87/233,183.83 = 43,136.11/x
  3. Step 3: Cross multiply
    155,455.87x = 233,183.83 × 43,136.11
  4. Step 4: Simplify right side
    155,455.87x = 10,058,643,341.10
  5. Step 5: Solve for x
    x = 10,058,643,341.10/155,455.87
  6. Step 6: Final answer
    x = 64,704.17

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.