Home / 127,126.02-190,717.38-41,740.68

Finding the Fourth Proportional to 127,126.02, 190,717.38 and 41,740.68

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Solution

The fourth proportional to 127,126.02, 190,717.38 and 41,740.68 is: 62,620.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    127,126.02 : 190,717.38 = 41,740.68 : x
  2. Step 2: Convert to fraction form
    127,126.02/190,717.38 = 41,740.68/x
  3. Step 3: Cross multiply
    127,126.02x = 190,717.38 × 41,740.68
  4. Step 4: Simplify right side
    127,126.02x = 7,960,673,129.02
  5. Step 5: Solve for x
    x = 7,960,673,129.02/127,126.02
  6. Step 6: Final answer
    x = 62,620.33

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1.5x scale

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.