Home / 276,427.26-381,372.03-180,986.58

Finding the Fourth Proportional to 276,427.26, 381,372.03 and 180,986.58

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Solution

The fourth proportional to 276,427.26, 381,372.03 and 180,986.58 is: 249,697.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    276,427.26 : 381,372.03 = 180,986.58 : x
  2. Step 2: Convert to fraction form
    276,427.26/381,372.03 = 180,986.58/x
  3. Step 3: Cross multiply
    276,427.26x = 381,372.03 × 180,986.58
  4. Step 4: Simplify right side
    276,427.26x = 69,023,219,417.36
  5. Step 5: Solve for x
    x = 69,023,219,417.36/276,427.26
  6. Step 6: Final answer
    x = 249,697.59

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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.