Home / 149,263.51-223,949.26-92,270.75

Finding the Fourth Proportional to 149,263.51, 223,949.26 and 92,270.75

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Solution

The fourth proportional to 149,263.51, 223,949.26 and 92,270.75 is: 138,439.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    149,263.51 : 223,949.26 = 92,270.75 : x
  2. Step 2: Convert to fraction form
    149,263.51/223,949.26 = 92,270.75/x
  3. Step 3: Cross multiply
    149,263.51x = 223,949.26 × 92,270.75
  4. Step 4: Simplify right side
    149,263.51x = 20,663,964,658.71
  5. Step 5: Solve for x
    x = 20,663,964,658.71/149,263.51
  6. Step 6: Final answer
    x = 138,439.49

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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.