Home / 86,286.66-119,052.32-50,485.46

Finding the Fourth Proportional to 86,286.66, 119,052.32 and 50,485.46

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Solution

The fourth proportional to 86,286.66, 119,052.32 and 50,485.46 is: 69,656.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    86,286.66 : 119,052.32 = 50,485.46 : x
  2. Step 2: Convert to fraction form
    86,286.66/119,052.32 = 50,485.46/x
  3. Step 3: Cross multiply
    86,286.66x = 119,052.32 × 50,485.46
  4. Step 4: Simplify right side
    86,286.66x = 6,010,411,139.27
  5. Step 5: Solve for x
    x = 6,010,411,139.27/86,286.66
  6. Step 6: Final answer
    x = 69,656.32

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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.