Home / 180,812.90-249,615.69-140,436.26

Finding the Fourth Proportional to 180,812.90, 249,615.69 and 140,436.26

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Solution

The fourth proportional to 180,812.90, 249,615.69 and 140,436.26 is: 193,874.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    180,812.90 : 249,615.69 = 140,436.26 : x
  2. Step 2: Convert to fraction form
    180,812.90/249,615.69 = 140,436.26/x
  3. Step 3: Cross multiply
    180,812.90x = 249,615.69 × 140,436.26
  4. Step 4: Simplify right side
    180,812.90x = 35,055,093,940.92
  5. Step 5: Solve for x
    x = 35,055,093,940.92/180,812.90
  6. Step 6: Final answer
    x = 193,874.96

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1.5x scale

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.