Home / 126,988.84-190,464.54-33,501.16

Finding the Fourth Proportional to 126,988.84, 190,464.54 and 33,501.16

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Solution

The fourth proportional to 126,988.84, 190,464.54 and 33,501.16 is: 50,246.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    126,988.84 : 190,464.54 = 33,501.16 : x
  2. Step 2: Convert to fraction form
    126,988.84/190,464.54 = 33,501.16/x
  3. Step 3: Cross multiply
    126,988.84x = 190,464.54 × 33,501.16
  4. Step 4: Simplify right side
    126,988.84x = 6,380,783,028.87
  5. Step 5: Solve for x
    x = 6,380,783,028.87/126,988.84
  6. Step 6: Final answer
    x = 50,246.80

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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.