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Finding the Fourth Proportional to 98,889.44, 148,317.75 and 35,697.44

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Solution

The fourth proportional to 98,889.44, 148,317.75 and 35,697.44 is: 53,540.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    98,889.44 : 148,317.75 = 35,697.44 : x
  2. Step 2: Convert to fraction form
    98,889.44/148,317.75 = 35,697.44/x
  3. Step 3: Cross multiply
    98,889.44x = 148,317.75 × 35,697.44
  4. Step 4: Simplify right side
    98,889.44x = 5,294,563,239.97
  5. Step 5: Solve for x
    x = 5,294,563,239.97/98,889.44
  6. Step 6: Final answer
    x = 53,540.23

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1.5x scale

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.