Home / 180,686.30-270,849.02-120,765.24

Finding the Fourth Proportional to 180,686.30, 270,849.02 and 120,765.24

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Solution

The fourth proportional to 180,686.30, 270,849.02 and 120,765.24 is: 181,027.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    180,686.30 : 270,849.02 = 120,765.24 : x
  2. Step 2: Convert to fraction form
    180,686.30/270,849.02 = 120,765.24/x
  3. Step 3: Cross multiply
    180,686.30x = 270,849.02 × 120,765.24
  4. Step 4: Simplify right side
    180,686.30x = 32,709,146,300.24
  5. Step 5: Solve for x
    x = 32,709,146,300.24/180,686.30
  6. Step 6: Final answer
    x = 181,027.27

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.