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Finding the Third Proportional to 124,428 and 191,250

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Solution

The third proportional to 124,428 and 191,250 is: 293,957.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    124,428 : 191,250 = 191,250 : x
  2. Step 2: Convert to fraction form
    124,428/191,250 = 191,250/x
  3. Step 3: Cross multiply
    124,428x = 191,250 × 191,250
  4. Step 4: Simplify right side
    124,428x = 36,576,562,500
  5. Step 5: Solve for x
    x = 36,576,562,500/124,428
  6. Step 6: Final answer
    x = 293,957.65

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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.