Home / 65,509.85-98,240.60-23,378.66

Finding the Fourth Proportional to 65,509.85, 98,240.60 and 23,378.66

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Solution

The fourth proportional to 65,509.85, 98,240.60 and 23,378.66 is: 35,059.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    65,509.85 : 98,240.60 = 23,378.66 : x
  2. Step 2: Convert to fraction form
    65,509.85/98,240.60 = 23,378.66/x
  3. Step 3: Cross multiply
    65,509.85x = 98,240.60 × 23,378.66
  4. Step 4: Simplify right side
    65,509.85x = 2,296,733,889.64
  5. Step 5: Solve for x
    x = 2,296,733,889.64/65,509.85
  6. Step 6: Final answer
    x = 35,059.37

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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.