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Finding the Third Proportional to 45,506 and 70,203

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Solution

The third proportional to 45,506 and 70,203 is: 108,303.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,506 : 70,203 = 70,203 : x
  2. Step 2: Convert to fraction form
    45,506/70,203 = 70,203/x
  3. Step 3: Cross multiply
    45,506x = 70,203 × 70,203
  4. Step 4: Simplify right side
    45,506x = 4,928,461,209
  5. Step 5: Solve for x
    x = 4,928,461,209/45,506
  6. Step 6: Final answer
    x = 108,303.55

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Why These Related Problems?

These problems maintain the same ratio (1.54) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.