Home / 65,564.44-98,346.72-28,100.20

Finding the Fourth Proportional to 65,564.44, 98,346.72 and 28,100.20

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Solution

The fourth proportional to 65,564.44, 98,346.72 and 28,100.20 is: 42,150.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    65,564.44 : 98,346.72 = 28,100.20 : x
  2. Step 2: Convert to fraction form
    65,564.44/98,346.72 = 28,100.20/x
  3. Step 3: Cross multiply
    65,564.44x = 98,346.72 × 28,100.20
  4. Step 4: Simplify right side
    65,564.44x = 2,763,562,501.34
  5. Step 5: Solve for x
    x = 2,763,562,501.34/65,564.44
  6. Step 6: Final answer
    x = 42,150.33

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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.