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Finding the Fourth Proportional to 60,409.40, 83,361.42 and 33,550.34

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Solution

The fourth proportional to 60,409.40, 83,361.42 and 33,550.34 is: 46,297.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    60,409.40 : 83,361.42 = 33,550.34 : x
  2. Step 2: Convert to fraction form
    60,409.40/83,361.42 = 33,550.34/x
  3. Step 3: Cross multiply
    60,409.40x = 83,361.42 × 33,550.34
  4. Step 4: Simplify right side
    60,409.40x = 2,796,803,983.88
  5. Step 5: Solve for x
    x = 2,796,803,983.88/60,409.40
  6. Step 6: Final answer
    x = 46,297.50

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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.