Home / 149,479.21-223,969.67-105,026.36

Finding the Fourth Proportional to 149,479.21, 223,969.67 and 105,026.36

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Solution

The fourth proportional to 149,479.21, 223,969.67 and 105,026.36 is: 157,364.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    149,479.21 : 223,969.67 = 105,026.36 : x
  2. Step 2: Convert to fraction form
    149,479.21/223,969.67 = 105,026.36/x
  3. Step 3: Cross multiply
    149,479.21x = 223,969.67 × 105,026.36
  4. Step 4: Simplify right side
    149,479.21x = 23,522,718,665.37
  5. Step 5: Solve for x
    x = 23,522,718,665.37/149,479.21
  6. Step 6: Final answer
    x = 157,364.49

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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.