Home / 134,997.52-186,296.56-75,381.52

Finding the Fourth Proportional to 134,997.52, 186,296.56 and 75,381.52

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Solution

The fourth proportional to 134,997.52, 186,296.56 and 75,381.52 is: 104,026.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    134,997.52 : 186,296.56 = 75,381.52 : x
  2. Step 2: Convert to fraction form
    134,997.52/186,296.56 = 75,381.52/x
  3. Step 3: Cross multiply
    134,997.52x = 186,296.56 × 75,381.52
  4. Step 4: Simplify right side
    134,997.52x = 14,043,317,863.57
  5. Step 5: Solve for x
    x = 14,043,317,863.57/134,997.52
  6. Step 6: Final answer
    x = 104,026.49

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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.