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Finding the Third Proportional to 46,928 and 70,152

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Solution

The third proportional to 46,928 and 70,152 is: 104,869.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    46,928 : 70,152 = 70,152 : x
  2. Step 2: Convert to fraction form
    46,928/70,152 = 70,152/x
  3. Step 3: Cross multiply
    46,928x = 70,152 × 70,152
  4. Step 4: Simplify right side
    46,928x = 4,921,303,104
  5. Step 5: Solve for x
    x = 4,921,303,104/46,928
  6. Step 6: Final answer
    x = 104,869.23

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Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.