Home / 150,386.63-225,512.53-89,625.60

Finding the Fourth Proportional to 150,386.63, 225,512.53 and 89,625.60

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Solution

The fourth proportional to 150,386.63, 225,512.53 and 89,625.60 is: 134,398.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    150,386.63 : 225,512.53 = 89,625.60 : x
  2. Step 2: Convert to fraction form
    150,386.63/225,512.53 = 89,625.60/x
  3. Step 3: Cross multiply
    150,386.63x = 225,512.53 × 89,625.60
  4. Step 4: Simplify right side
    150,386.63x = 20,211,695,584.70
  5. Step 5: Solve for x
    x = 20,211,695,584.70/150,386.63
  6. Step 6: Final answer
    x = 134,398.23

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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.