Home / 175,809.49-263,726.43-70,628.38

Finding the Fourth Proportional to 175,809.49, 263,726.43 and 70,628.38

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Solution

The fourth proportional to 175,809.49, 263,726.43 and 70,628.38 is: 105,947.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    175,809.49 : 263,726.43 = 70,628.38 : x
  2. Step 2: Convert to fraction form
    175,809.49/263,726.43 = 70,628.38/x
  3. Step 3: Cross multiply
    175,809.49x = 263,726.43 × 70,628.38
  4. Step 4: Simplify right side
    175,809.49x = 18,626,570,514.08
  5. Step 5: Solve for x
    x = 18,626,570,514.08/175,809.49
  6. Step 6: Final answer
    x = 105,947.47

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.