Home / 260,006.06-358,803.98-145,286.56

Finding the Fourth Proportional to 260,006.06, 358,803.98 and 145,286.56

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Solution

The fourth proportional to 260,006.06, 358,803.98 and 145,286.56 is: 200,493.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    260,006.06 : 358,803.98 = 145,286.56 : x
  2. Step 2: Convert to fraction form
    260,006.06/358,803.98 = 145,286.56/x
  3. Step 3: Cross multiply
    260,006.06x = 358,803.98 × 145,286.56
  4. Step 4: Simplify right side
    260,006.06x = 52,129,395,968.51
  5. Step 5: Solve for x
    x = 52,129,395,968.51/260,006.06
  6. Step 6: Final answer
    x = 200,493.00

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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.