Home / 180,976.40-249,759.26-104,498.72

Finding the Fourth Proportional to 180,976.40, 249,759.26 and 104,498.72

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Solution

The fourth proportional to 180,976.40, 249,759.26 and 104,498.72 is: 144,215.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    180,976.40 : 249,759.26 = 104,498.72 : x
  2. Step 2: Convert to fraction form
    180,976.40/249,759.26 = 104,498.72/x
  3. Step 3: Cross multiply
    180,976.40x = 249,759.26 × 104,498.72
  4. Step 4: Simplify right side
    180,976.40x = 26,099,522,978.15
  5. Step 5: Solve for x
    x = 26,099,522,978.15/180,976.40
  6. Step 6: Final answer
    x = 144,215.06

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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.