Home / 262,202.33-393,302.36-72,662.15

Finding the Fourth Proportional to 262,202.33, 393,302.36 and 72,662.15

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Solution

The fourth proportional to 262,202.33, 393,302.36 and 72,662.15 is: 108,992.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    262,202.33 : 393,302.36 = 72,662.15 : x
  2. Step 2: Convert to fraction form
    262,202.33/393,302.36 = 72,662.15/x
  3. Step 3: Cross multiply
    262,202.33x = 393,302.36 × 72,662.15
  4. Step 4: Simplify right side
    262,202.33x = 28,578,193,292.82
  5. Step 5: Solve for x
    x = 28,578,193,292.82/262,202.33
  6. Step 6: Final answer
    x = 108,992.91

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1.5x scale

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.