Home / 265,140.96-365,902.21-144,290.04

Finding the Fourth Proportional to 265,140.96, 365,902.21 and 144,290.04

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Solution

The fourth proportional to 265,140.96, 365,902.21 and 144,290.04 is: 199,124.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    265,140.96 : 365,902.21 = 144,290.04 : x
  2. Step 2: Convert to fraction form
    265,140.96/365,902.21 = 144,290.04/x
  3. Step 3: Cross multiply
    265,140.96x = 365,902.21 × 144,290.04
  4. Step 4: Simplify right side
    265,140.96x = 52,796,043,325.22
  5. Step 5: Solve for x
    x = 52,796,043,325.22/265,140.96
  6. Step 6: Final answer
    x = 199,124.44

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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.