Home / 127,122.38-174,806.80-110,326.22

Finding the Fourth Proportional to 127,122.38, 174,806.80 and 110,326.22

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Solution

The fourth proportional to 127,122.38, 174,806.80 and 110,326.22 is: 151,710.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    127,122.38 : 174,806.80 = 110,326.22 : x
  2. Step 2: Convert to fraction form
    127,122.38/174,806.80 = 110,326.22/x
  3. Step 3: Cross multiply
    127,122.38x = 174,806.80 × 110,326.22
  4. Step 4: Simplify right side
    127,122.38x = 19,285,772,324.45
  5. Step 5: Solve for x
    x = 19,285,772,324.45/127,122.38
  6. Step 6: Final answer
    x = 151,710.29

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.