Home / 180,667.23-249,362.19-120,240.42

Finding the Fourth Proportional to 180,667.23, 249,362.19 and 120,240.42

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Solution

The fourth proportional to 180,667.23, 249,362.19 and 120,240.42 is: 165,959.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    180,667.23 : 249,362.19 = 120,240.42 : x
  2. Step 2: Convert to fraction form
    180,667.23/249,362.19 = 120,240.42/x
  3. Step 3: Cross multiply
    180,667.23x = 249,362.19 × 120,240.42
  4. Step 4: Simplify right side
    180,667.23x = 29,983,414,457.72
  5. Step 5: Solve for x
    x = 29,983,414,457.72/180,667.23
  6. Step 6: Final answer
    x = 165,959.34

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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.