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Finding the Fourth Proportional to 61,958.42, 85,628.64 and 46,846.25

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Solution

The fourth proportional to 61,958.42, 85,628.64 and 46,846.25 is: 64,743.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    61,958.42 : 85,628.64 = 46,846.25 : x
  2. Step 2: Convert to fraction form
    61,958.42/85,628.64 = 46,846.25/x
  3. Step 3: Cross multiply
    61,958.42x = 85,628.64 × 46,846.25
  4. Step 4: Simplify right side
    61,958.42x = 4,011,380,745.24
  5. Step 5: Solve for x
    x = 4,011,380,745.24/61,958.42
  6. Step 6: Final answer
    x = 64,743.11

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.