Home / 134,245.08-185,262.66-73,818

Finding the Fourth Proportional to 134,245.08, 185,262.66 and 73,818

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Solution

The fourth proportional to 134,245.08, 185,262.66 and 73,818 is: 101,871.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    134,245.08 : 185,262.66 = 73,818 : x
  2. Step 2: Convert to fraction form
    134,245.08/185,262.66 = 73,818/x
  3. Step 3: Cross multiply
    134,245.08x = 185,262.66 × 73,818
  4. Step 4: Simplify right side
    134,245.08x = 13,675,719,035.88
  5. Step 5: Solve for x
    x = 13,675,719,035.88/134,245.08
  6. Step 6: Final answer
    x = 101,871.29

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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.