Home / 260,236.16-359,126.55-145,518.96

Finding the Fourth Proportional to 260,236.16, 359,126.55 and 145,518.96

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Solution

The fourth proportional to 260,236.16, 359,126.55 and 145,518.96 is: 200,816.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    260,236.16 : 359,126.55 = 145,518.96 : x
  2. Step 2: Convert to fraction form
    260,236.16/359,126.55 = 145,518.96/x
  3. Step 3: Cross multiply
    260,236.16x = 359,126.55 × 145,518.96
  4. Step 4: Simplify right side
    260,236.16x = 52,259,722,064.39
  5. Step 5: Solve for x
    x = 52,259,722,064.39/260,236.16
  6. Step 6: Final answer
    x = 200,816.53

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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.