Home / 135,858.44-203,828.16-64,834.40

Finding the Fourth Proportional to 135,858.44, 203,828.16 and 64,834.40

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Solution

The fourth proportional to 135,858.44, 203,828.16 and 64,834.40 is: 97,270.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    135,858.44 : 203,828.16 = 64,834.40 : x
  2. Step 2: Convert to fraction form
    135,858.44/203,828.16 = 64,834.40/x
  3. Step 3: Cross multiply
    135,858.44x = 203,828.16 × 64,834.40
  4. Step 4: Simplify right side
    135,858.44x = 13,215,076,456.70
  5. Step 5: Solve for x
    x = 13,215,076,456.70/135,858.44
  6. Step 6: Final answer
    x = 97,270.93

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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.