Home / 65,675.36-90,625.45-36,994.22

Finding the Fourth Proportional to 65,675.36, 90,625.45 and 36,994.22

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Solution

The fourth proportional to 65,675.36, 90,625.45 and 36,994.22 is: 51,048.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    65,675.36 : 90,625.45 = 36,994.22 : x
  2. Step 2: Convert to fraction form
    65,675.36/90,625.45 = 36,994.22/x
  3. Step 3: Cross multiply
    65,675.36x = 90,625.45 × 36,994.22
  4. Step 4: Simplify right side
    65,675.36x = 3,352,618,057.43
  5. Step 5: Solve for x
    x = 3,352,618,057.43/65,675.36
  6. Step 6: Final answer
    x = 51,048.34

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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.