Home / 179,610.09-247,853.04-102,075.65

Finding the Fourth Proportional to 179,610.09, 247,853.04 and 102,075.65

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Solution

The fourth proportional to 179,610.09, 247,853.04 and 102,075.65 is: 140,859.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    179,610.09 : 247,853.04 = 102,075.65 : x
  2. Step 2: Convert to fraction form
    179,610.09/247,853.04 = 102,075.65/x
  3. Step 3: Cross multiply
    179,610.09x = 247,853.04 × 102,075.65
  4. Step 4: Simplify right side
    179,610.09x = 25,299,758,923.21
  5. Step 5: Solve for x
    x = 25,299,758,923.21/179,610.09
  6. Step 6: Final answer
    x = 140,859.34

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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.