Home / 64,370.82-88,738.68-45,192.21

Finding the Fourth Proportional to 64,370.82, 88,738.68 and 45,192.21

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Solution

The fourth proportional to 64,370.82, 88,738.68 and 45,192.21 is: 62,299.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    64,370.82 : 88,738.68 = 45,192.21 : x
  2. Step 2: Convert to fraction form
    64,370.82/88,738.68 = 45,192.21/x
  3. Step 3: Cross multiply
    64,370.82x = 88,738.68 × 45,192.21
  4. Step 4: Simplify right side
    64,370.82x = 4,010,297,061.68
  5. Step 5: Solve for x
    x = 4,010,297,061.68/64,370.82
  6. Step 6: Final answer
    x = 62,299.92

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.