Home / 127,466.68-191,204-43,225.60

Finding the Fourth Proportional to 127,466.68, 191,204 and 43,225.60

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Solution

The fourth proportional to 127,466.68, 191,204 and 43,225.60 is: 64,839.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    127,466.68 : 191,204 = 43,225.60 : x
  2. Step 2: Convert to fraction form
    127,466.68/191,204 = 43,225.60/x
  3. Step 3: Cross multiply
    127,466.68x = 191,204 × 43,225.60
  4. Step 4: Simplify right side
    127,466.68x = 8,264,907,622.40
  5. Step 5: Solve for x
    x = 8,264,907,622.40/127,466.68
  6. Step 6: Final answer
    x = 64,839.75

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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.