Home / 192,297.77-288,265.22-67,570.73

Finding the Fourth Proportional to 192,297.77, 288,265.22 and 67,570.73

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Solution

The fourth proportional to 192,297.77, 288,265.22 and 67,570.73 is: 101,292.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    192,297.77 : 288,265.22 = 67,570.73 : x
  2. Step 2: Convert to fraction form
    192,297.77/288,265.22 = 67,570.73/x
  3. Step 3: Cross multiply
    192,297.77x = 288,265.22 × 67,570.73
  4. Step 4: Simplify right side
    192,297.77x = 19,478,291,011.16
  5. Step 5: Solve for x
    x = 19,478,291,011.16/192,297.77
  6. Step 6: Final answer
    x = 101,292.34

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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.