Home / 240,185.72-360,504.30-121,941.92

Finding the Fourth Proportional to 240,185.72, 360,504.30 and 121,941.92

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Solution

The fourth proportional to 240,185.72, 360,504.30 and 121,941.92 is: 183,027.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    240,185.72 : 360,504.30 = 121,941.92 : x
  2. Step 2: Convert to fraction form
    240,185.72/360,504.30 = 121,941.92/x
  3. Step 3: Cross multiply
    240,185.72x = 360,504.30 × 121,941.92
  4. Step 4: Simplify right side
    240,185.72x = 43,960,586,510.26
  5. Step 5: Solve for x
    x = 43,960,586,510.26/240,185.72
  6. Step 6: Final answer
    x = 183,027.48

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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.