Home / 253,740.15-350,198.71-146,289.20

Finding the Fourth Proportional to 253,740.15, 350,198.71 and 146,289.20

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Solution

The fourth proportional to 253,740.15, 350,198.71 and 146,289.20 is: 201,900.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    253,740.15 : 350,198.71 = 146,289.20 : x
  2. Step 2: Convert to fraction form
    253,740.15/350,198.71 = 146,289.20/x
  3. Step 3: Cross multiply
    253,740.15x = 350,198.71 × 146,289.20
  4. Step 4: Simplify right side
    253,740.15x = 51,230,287,010.22
  5. Step 5: Solve for x
    x = 51,230,287,010.22/253,740.15
  6. Step 6: Final answer
    x = 201,900.59

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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.