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Finding the Fourth Proportional to 46,775.88, 70,120.89 and 17,171.19

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Solution

The fourth proportional to 46,775.88, 70,120.89 and 17,171.19 is: 25,741.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    46,775.88 : 70,120.89 = 17,171.19 : x
  2. Step 2: Convert to fraction form
    46,775.88/70,120.89 = 17,171.19/x
  3. Step 3: Cross multiply
    46,775.88x = 70,120.89 × 17,171.19
  4. Step 4: Simplify right side
    46,775.88x = 1,204,059,125.16
  5. Step 5: Solve for x
    x = 1,204,059,125.16/46,775.88
  6. Step 6: Final answer
    x = 25,741.03

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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.