Home / 127,121.50-174,805.59-110,325.34

Finding the Fourth Proportional to 127,121.50, 174,805.59 and 110,325.34

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Solution

The fourth proportional to 127,121.50, 174,805.59 and 110,325.34 is: 151,709.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    127,121.50 : 174,805.59 = 110,325.34 : x
  2. Step 2: Convert to fraction form
    127,121.50/174,805.59 = 110,325.34/x
  3. Step 3: Cross multiply
    127,121.50x = 174,805.59 × 110,325.34
  4. Step 4: Simplify right side
    127,121.50x = 19,285,486,150.65
  5. Step 5: Solve for x
    x = 19,285,486,150.65/127,121.50
  6. Step 6: Final answer
    x = 151,709.08

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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.