Home / 150,208.02-225,852.30-138,504.87

Finding the Fourth Proportional to 150,208.02, 225,852.30 and 138,504.87

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Solution

The fourth proportional to 150,208.02, 225,852.30 and 138,504.87 is: 208,255.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    150,208.02 : 225,852.30 = 138,504.87 : x
  2. Step 2: Convert to fraction form
    150,208.02/225,852.30 = 138,504.87/x
  3. Step 3: Cross multiply
    150,208.02x = 225,852.30 × 138,504.87
  4. Step 4: Simplify right side
    150,208.02x = 31,281,643,450.70
  5. Step 5: Solve for x
    x = 31,281,643,450.70/150,208.02
  6. Step 6: Final answer
    x = 208,255.48

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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.