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Finding the Fourth Proportional to 61,199.68, 91,825.64 and 34,565.67

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Solution

The fourth proportional to 61,199.68, 91,825.64 and 34,565.67 is: 51,863.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    61,199.68 : 91,825.64 = 34,565.67 : x
  2. Step 2: Convert to fraction form
    61,199.68/91,825.64 = 34,565.67/x
  3. Step 3: Cross multiply
    61,199.68x = 91,825.64 × 34,565.67
  4. Step 4: Simplify right side
    61,199.68x = 3,174,014,137.82
  5. Step 5: Solve for x
    x = 3,174,014,137.82/61,199.68
  6. Step 6: Final answer
    x = 51,863.25

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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.