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Finding the Third Proportional to 75,303.52 and 100,393.45

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Solution

The third proportional to 75,303.52 and 100,393.45 is: 133,842.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    75,303.52 : 100,393.45 = 100,393.45 : x
  2. Step 2: Convert to fraction form
    75,303.52/100,393.45 = 100,393.45/x
  3. Step 3: Cross multiply
    75,303.52x = 100,393.45 × 100,393.45
  4. Step 4: Simplify right side
    75,303.52x = 10,078,845,430.36
  5. Step 5: Solve for x
    x = 10,078,845,430.36/75,303.52
  6. Step 6: Final answer
    x = 133,842.96

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Why These Related Problems?

These problems maintain the same ratio (1.33) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.