Home / 134,161.32-185,138.86-73,731.94

Finding the Fourth Proportional to 134,161.32, 185,138.86 and 73,731.94

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Solution

The fourth proportional to 134,161.32, 185,138.86 and 73,731.94 is: 101,748.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    134,161.32 : 185,138.86 = 73,731.94 : x
  2. Step 2: Convert to fraction form
    134,161.32/185,138.86 = 73,731.94/x
  3. Step 3: Cross multiply
    134,161.32x = 185,138.86 × 73,731.94
  4. Step 4: Simplify right side
    134,161.32x = 13,650,647,317.19
  5. Step 5: Solve for x
    x = 13,650,647,317.19/134,161.32
  6. Step 6: Final answer
    x = 101,748.01

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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.