Home / 179,012.48-247,018.06-103,546.88

Finding the Fourth Proportional to 179,012.48, 247,018.06 and 103,546.88

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Solution

The fourth proportional to 179,012.48, 247,018.06 and 103,546.88 is: 142,883.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    179,012.48 : 247,018.06 = 103,546.88 : x
  2. Step 2: Convert to fraction form
    179,012.48/247,018.06 = 103,546.88/x
  3. Step 3: Cross multiply
    179,012.48x = 247,018.06 × 103,546.88
  4. Step 4: Simplify right side
    179,012.48x = 25,577,949,416.65
  5. Step 5: Solve for x
    x = 25,577,949,416.65/179,012.48
  6. Step 6: Final answer
    x = 142,883.61

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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.