Home / 63,929.28-95,931.36-35,912.64

Finding the Fourth Proportional to 63,929.28, 95,931.36 and 35,912.64

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Solution

The fourth proportional to 63,929.28, 95,931.36 and 35,912.64 is: 53,889.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    63,929.28 : 95,931.36 = 35,912.64 : x
  2. Step 2: Convert to fraction form
    63,929.28/95,931.36 = 35,912.64/x
  3. Step 3: Cross multiply
    63,929.28x = 95,931.36 × 35,912.64
  4. Step 4: Simplify right side
    63,929.28x = 3,445,148,396.39
  5. Step 5: Solve for x
    x = 3,445,148,396.39/63,929.28
  6. Step 6: Final answer
    x = 53,889.99

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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.