Home / 180,811.90-249,614.31-140,435.26

Finding the Fourth Proportional to 180,811.90, 249,614.31 and 140,435.26

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Solution

The fourth proportional to 180,811.90, 249,614.31 and 140,435.26 is: 193,873.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    180,811.90 : 249,614.31 = 140,435.26 : x
  2. Step 2: Convert to fraction form
    180,811.90/249,614.31 = 140,435.26/x
  3. Step 3: Cross multiply
    180,811.90x = 249,614.31 × 140,435.26
  4. Step 4: Simplify right side
    180,811.90x = 35,054,650,524.57
  5. Step 5: Solve for x
    x = 35,054,650,524.57/180,811.90
  6. Step 6: Final answer
    x = 193,873.58

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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.