Home / 127,253.33-190,837.60-51,332.25

Finding the Fourth Proportional to 127,253.33, 190,837.60 and 51,332.25

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Solution

The fourth proportional to 127,253.33, 190,837.60 and 51,332.25 is: 76,981.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    127,253.33 : 190,837.60 = 51,332.25 : x
  2. Step 2: Convert to fraction form
    127,253.33/190,837.60 = 51,332.25/x
  3. Step 3: Cross multiply
    127,253.33x = 190,837.60 × 51,332.25
  4. Step 4: Simplify right side
    127,253.33x = 9,796,123,392.60
  5. Step 5: Solve for x
    x = 9,796,123,392.60/127,253.33
  6. Step 6: Final answer
    x = 76,981.27

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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.