Home / 260,115.26-358,988.20-146,945.30

Finding the Fourth Proportional to 260,115.26, 358,988.20 and 146,945.30

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Solution

The fourth proportional to 260,115.26, 358,988.20 and 146,945.30 is: 202,800.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    260,115.26 : 358,988.20 = 146,945.30 : x
  2. Step 2: Convert to fraction form
    260,115.26/358,988.20 = 146,945.30/x
  3. Step 3: Cross multiply
    260,115.26x = 358,988.20 × 146,945.30
  4. Step 4: Simplify right side
    260,115.26x = 52,751,628,745.46
  5. Step 5: Solve for x
    x = 52,751,628,745.46/260,115.26
  6. Step 6: Final answer
    x = 202,800.98

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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.