Home / 134,201.17-185,201.76-73,776.43

Finding the Fourth Proportional to 134,201.17, 185,201.76 and 73,776.43

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Solution

The fourth proportional to 134,201.17, 185,201.76 and 73,776.43 is: 101,813.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    134,201.17 : 185,201.76 = 73,776.43 : x
  2. Step 2: Convert to fraction form
    134,201.17/185,201.76 = 73,776.43/x
  3. Step 3: Cross multiply
    134,201.17x = 185,201.76 × 73,776.43
  4. Step 4: Simplify right side
    134,201.17x = 13,663,524,682.52
  5. Step 5: Solve for x
    x = 13,663,524,682.52/134,201.17
  6. Step 6: Final answer
    x = 101,813.75

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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.