Home / 149,069.24-223,513.55-66,895.37

Finding the Fourth Proportional to 149,069.24, 223,513.55 and 66,895.37

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Solution

The fourth proportional to 149,069.24, 223,513.55 and 66,895.37 is: 100,302.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    149,069.24 : 223,513.55 = 66,895.37 : x
  2. Step 2: Convert to fraction form
    149,069.24/223,513.55 = 66,895.37/x
  3. Step 3: Cross multiply
    149,069.24x = 223,513.55 × 66,895.37
  4. Step 4: Simplify right side
    149,069.24x = 14,952,020,175.22
  5. Step 5: Solve for x
    x = 14,952,020,175.22/149,069.24
  6. Step 6: Final answer
    x = 100,302.52

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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.