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Finding the Third Proportional to 75,465 and 119,396.25

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Solution

The third proportional to 75,465 and 119,396.25 is: 188,901.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    75,465 : 119,396.25 = 119,396.25 : x
  2. Step 2: Convert to fraction form
    75,465/119,396.25 = 119,396.25/x
  3. Step 3: Cross multiply
    75,465x = 119,396.25 × 119,396.25
  4. Step 4: Simplify right side
    75,465x = 14,255,464,514.06
  5. Step 5: Solve for x
    x = 14,255,464,514.06/75,465
  6. Step 6: Final answer
    x = 188,901.67

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Why These Related Problems?

These problems maintain the same ratio (1.58) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.