Home / 126,980.03-190,322.07-102,048.23

Finding the Fourth Proportional to 126,980.03, 190,322.07 and 102,048.23

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Solution

The fourth proportional to 126,980.03, 190,322.07 and 102,048.23 is: 152,953.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    126,980.03 : 190,322.07 = 102,048.23 : x
  2. Step 2: Convert to fraction form
    126,980.03/190,322.07 = 102,048.23/x
  3. Step 3: Cross multiply
    126,980.03x = 190,322.07 × 102,048.23
  4. Step 4: Simplify right side
    126,980.03x = 19,422,029,421.83
  5. Step 5: Solve for x
    x = 19,422,029,421.83/126,980.03
  6. Step 6: Final answer
    x = 152,953.42

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1.5x scale

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.