Home / 135,685.37-203,546.59-46,915.04

Finding the Fourth Proportional to 135,685.37, 203,546.59 and 46,915.04

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Solution

The fourth proportional to 135,685.37, 203,546.59 and 46,915.04 is: 70,378.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    135,685.37 : 203,546.59 = 46,915.04 : x
  2. Step 2: Convert to fraction form
    135,685.37/203,546.59 = 46,915.04/x
  3. Step 3: Cross multiply
    135,685.37x = 203,546.59 × 46,915.04
  4. Step 4: Simplify right side
    135,685.37x = 9,549,396,803.29
  5. Step 5: Solve for x
    x = 9,549,396,803.29/135,685.37
  6. Step 6: Final answer
    x = 70,378.97

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.