Home / 127,263.89-190,817.37-43,016.10

Finding the Fourth Proportional to 127,263.89, 190,817.37 and 43,016.10

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Solution

The fourth proportional to 127,263.89, 190,817.37 and 43,016.10 is: 64,497.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    127,263.89 : 190,817.37 = 43,016.10 : x
  2. Step 2: Convert to fraction form
    127,263.89/190,817.37 = 43,016.10/x
  3. Step 3: Cross multiply
    127,263.89x = 190,817.37 × 43,016.10
  4. Step 4: Simplify right side
    127,263.89x = 8,208,219,069.66
  5. Step 5: Solve for x
    x = 8,208,219,069.66/127,263.89
  6. Step 6: Final answer
    x = 64,497.63

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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.