Home / 127,254.33-190,803.09-43,006.56

Finding the Fourth Proportional to 127,254.33, 190,803.09 and 43,006.56

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Solution

The fourth proportional to 127,254.33, 190,803.09 and 43,006.56 is: 64,483.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    127,254.33 : 190,803.09 = 43,006.56 : x
  2. Step 2: Convert to fraction form
    127,254.33/190,803.09 = 43,006.56/x
  3. Step 3: Cross multiply
    127,254.33x = 190,803.09 × 43,006.56
  4. Step 4: Simplify right side
    127,254.33x = 8,205,784,538.27
  5. Step 5: Solve for x
    x = 8,205,784,538.27/127,254.33
  6. Step 6: Final answer
    x = 64,483.34

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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.