Home / 65,317.44-90,141.62-36,646.17

Finding the Fourth Proportional to 65,317.44, 90,141.62 and 36,646.17

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Solution

The fourth proportional to 65,317.44, 90,141.62 and 36,646.17 is: 50,573.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    65,317.44 : 90,141.62 = 36,646.17 : x
  2. Step 2: Convert to fraction form
    65,317.44/90,141.62 = 36,646.17/x
  3. Step 3: Cross multiply
    65,317.44x = 90,141.62 × 36,646.17
  4. Step 4: Simplify right side
    65,317.44x = 3,303,345,130.60
  5. Step 5: Solve for x
    x = 3,303,345,130.60/65,317.44
  6. Step 6: Final answer
    x = 50,573.71

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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.