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Finding the Fourth Proportional to 135,996.99, 187,675.70 and 75,573.27

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Solution

The fourth proportional to 135,996.99, 187,675.70 and 75,573.27 is: 104,291.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    135,996.99 : 187,675.70 = 75,573.27 : x
  2. Step 2: Convert to fraction form
    135,996.99/187,675.70 = 75,573.27/x
  3. Step 3: Cross multiply
    135,996.99x = 187,675.70 × 75,573.27
  4. Step 4: Simplify right side
    135,996.99x = 14,183,265,970.67
  5. Step 5: Solve for x
    x = 14,183,265,970.67/135,996.99
  6. Step 6: Final answer
    x = 104,291.03

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.