Home / 75,443.40-104,100.56-41,453.32

Finding the Fourth Proportional to 75,443.40, 104,100.56 and 41,453.32

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Solution

The fourth proportional to 75,443.40, 104,100.56 and 41,453.32 is: 57,199.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    75,443.40 : 104,100.56 = 41,453.32 : x
  2. Step 2: Convert to fraction form
    75,443.40/104,100.56 = 41,453.32/x
  3. Step 3: Cross multiply
    75,443.40x = 104,100.56 × 41,453.32
  4. Step 4: Simplify right side
    75,443.40x = 4,315,313,708.98
  5. Step 5: Solve for x
    x = 4,315,313,708.98/75,443.40
  6. Step 6: Final answer
    x = 57,199.35

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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.