Home / 98,704.88-148,072.64-32,129.36

Finding the Fourth Proportional to 98,704.88, 148,072.64 and 32,129.36

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Solution

The fourth proportional to 98,704.88, 148,072.64 and 32,129.36 is: 48,199.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    98,704.88 : 148,072.64 = 32,129.36 : x
  2. Step 2: Convert to fraction form
    98,704.88/148,072.64 = 32,129.36/x
  3. Step 3: Cross multiply
    98,704.88x = 148,072.64 × 32,129.36
  4. Step 4: Simplify right side
    98,704.88x = 4,757,479,156.71
  5. Step 5: Solve for x
    x = 4,757,479,156.71/98,704.88
  6. Step 6: Final answer
    x = 48,199.03

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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.