Home / 126,850.04-190,285.62-42,606.20

Finding the Fourth Proportional to 126,850.04, 190,285.62 and 42,606.20

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Solution

The fourth proportional to 126,850.04, 190,285.62 and 42,606.20 is: 63,912.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    126,850.04 : 190,285.62 = 42,606.20 : x
  2. Step 2: Convert to fraction form
    126,850.04/190,285.62 = 42,606.20/x
  3. Step 3: Cross multiply
    126,850.04x = 190,285.62 × 42,606.20
  4. Step 4: Simplify right side
    126,850.04x = 8,107,347,182.84
  5. Step 5: Solve for x
    x = 8,107,347,182.84/126,850.04
  6. Step 6: Final answer
    x = 63,912.85

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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.