Home / 134,044.21-185,052.83-103,350.27

Finding the Fourth Proportional to 134,044.21, 185,052.83 and 103,350.27

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Solution

The fourth proportional to 134,044.21, 185,052.83 and 103,350.27 is: 142,678.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    134,044.21 : 185,052.83 = 103,350.27 : x
  2. Step 2: Convert to fraction form
    134,044.21/185,052.83 = 103,350.27/x
  3. Step 3: Cross multiply
    134,044.21x = 185,052.83 × 103,350.27
  4. Step 4: Simplify right side
    134,044.21x = 19,125,259,944.76
  5. Step 5: Solve for x
    x = 19,125,259,944.76/134,044.21
  6. Step 6: Final answer
    x = 142,678.75

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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.