Home / 265,144.20-365,903.40-144,290.58

Finding the Fourth Proportional to 265,144.20, 365,903.40 and 144,290.58

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Solution

The fourth proportional to 265,144.20, 365,903.40 and 144,290.58 is: 199,123.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    265,144.20 : 365,903.40 = 144,290.58 : x
  2. Step 2: Convert to fraction form
    265,144.20/365,903.40 = 144,290.58/x
  3. Step 3: Cross multiply
    265,144.20x = 365,903.40 × 144,290.58
  4. Step 4: Simplify right side
    265,144.20x = 52,796,413,809.97
  5. Step 5: Solve for x
    x = 52,796,413,809.97/265,144.20
  6. Step 6: Final answer
    x = 199,123.40

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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.