Home / 180,734.46-271,194.65-86,072.00

Finding the Fourth Proportional to 180,734.46, 271,194.65 and 86,072.00

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Solution

The fourth proportional to 180,734.46, 271,194.65 and 86,072.00 is: 129,152.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    180,734.46 : 271,194.65 = 86,072.00 : x
  2. Step 2: Convert to fraction form
    180,734.46/271,194.65 = 86,072.00/x
  3. Step 3: Cross multiply
    180,734.46x = 271,194.65 × 86,072.00
  4. Step 4: Simplify right side
    180,734.46x = 23,342,264,128.47
  5. Step 5: Solve for x
    x = 23,342,264,128.47/180,734.46
  6. Step 6: Final answer
    x = 129,152.26

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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.