Home / 269,857.10-372,403.35-148,998.62

Finding the Fourth Proportional to 269,857.10, 372,403.35 and 148,998.62

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Solution

The fourth proportional to 269,857.10, 372,403.35 and 148,998.62 is: 205,618.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    269,857.10 : 372,403.35 = 148,998.62 : x
  2. Step 2: Convert to fraction form
    269,857.10/372,403.35 = 148,998.62/x
  3. Step 3: Cross multiply
    269,857.10x = 372,403.35 × 148,998.62
  4. Step 4: Simplify right side
    269,857.10x = 55,487,586,164.39
  5. Step 5: Solve for x
    x = 55,487,586,164.39/269,857.10
  6. Step 6: Final answer
    x = 205,618.40

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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.