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Finding the Fourth Proportional to 98,336.99, 147,464.82 and 30,846.51

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Solution

The fourth proportional to 98,336.99, 147,464.82 and 30,846.51 is: 46,257.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    98,336.99 : 147,464.82 = 30,846.51 : x
  2. Step 2: Convert to fraction form
    98,336.99/147,464.82 = 30,846.51/x
  3. Step 3: Cross multiply
    98,336.99x = 147,464.82 × 30,846.51
  4. Step 4: Simplify right side
    98,336.99x = 4,548,775,822.78
  5. Step 5: Solve for x
    x = 4,548,775,822.78/98,336.99
  6. Step 6: Final answer
    x = 46,257.02

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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.