Home / 65,050.09-89,766.84-36,755.17

Finding the Fourth Proportional to 65,050.09, 89,766.84 and 36,755.17

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Solution

The fourth proportional to 65,050.09, 89,766.84 and 36,755.17 is: 50,720.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    65,050.09 : 89,766.84 = 36,755.17 : x
  2. Step 2: Convert to fraction form
    65,050.09/89,766.84 = 36,755.17/x
  3. Step 3: Cross multiply
    65,050.09x = 89,766.84 × 36,755.17
  4. Step 4: Simplify right side
    65,050.09x = 3,299,395,464.56
  5. Step 5: Solve for x
    x = 3,299,395,464.56/65,050.09
  6. Step 6: Final answer
    x = 50,720.84

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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.