Home / 65,273.76-90,242.46-48,251.16

Finding the Fourth Proportional to 65,273.76, 90,242.46 and 48,251.16

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Solution

The fourth proportional to 65,273.76, 90,242.46 and 48,251.16 is: 66,708.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    65,273.76 : 90,242.46 = 48,251.16 : x
  2. Step 2: Convert to fraction form
    65,273.76/90,242.46 = 48,251.16/x
  3. Step 3: Cross multiply
    65,273.76x = 90,242.46 × 48,251.16
  4. Step 4: Simplify right side
    65,273.76x = 4,354,303,376.25
  5. Step 5: Solve for x
    x = 4,354,303,376.25/65,273.76
  6. Step 6: Final answer
    x = 66,708.33

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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.