Home / 140,995.13-194,619.81-126,048.35

Finding the Fourth Proportional to 140,995.13, 194,619.81 and 126,048.35

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Solution

The fourth proportional to 140,995.13, 194,619.81 and 126,048.35 is: 173,988.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    140,995.13 : 194,619.81 = 126,048.35 : x
  2. Step 2: Convert to fraction form
    140,995.13/194,619.81 = 126,048.35/x
  3. Step 3: Cross multiply
    140,995.13x = 194,619.81 × 126,048.35
  4. Step 4: Simplify right side
    140,995.13x = 24,531,505,927.81
  5. Step 5: Solve for x
    x = 24,531,505,927.81/140,995.13
  6. Step 6: Final answer
    x = 173,988.32

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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.