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Finding the Fourth Proportional to 133,999.56, 201,028.50 and 39,237.48

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Solution

The fourth proportional to 133,999.56, 201,028.50 and 39,237.48 is: 58,864.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    133,999.56 : 201,028.50 = 39,237.48 : x
  2. Step 2: Convert to fraction form
    133,999.56/201,028.50 = 39,237.48/x
  3. Step 3: Cross multiply
    133,999.56x = 201,028.50 × 39,237.48
  4. Step 4: Simplify right side
    133,999.56x = 7,887,851,748.18
  5. Step 5: Solve for x
    x = 7,887,851,748.18/133,999.56
  6. Step 6: Final answer
    x = 58,864.76

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.