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Finding the Third Proportional to 128,298 and 184,808.63

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Solution

The third proportional to 128,298 and 184,808.63 is: 266,210.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    128,298 : 184,808.63 = 184,808.63 : x
  2. Step 2: Convert to fraction form
    128,298/184,808.63 = 184,808.63/x
  3. Step 3: Cross multiply
    128,298x = 184,808.63 × 184,808.63
  4. Step 4: Simplify right side
    128,298x = 34,154,227,874.39
  5. Step 5: Solve for x
    x = 34,154,227,874.39/128,298
  6. Step 6: Final answer
    x = 266,210.13

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Why These Related Problems?

These problems maintain the same ratio (1.44) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.