Home / 127,368.74-190,761.78-60,855.59

Finding the Fourth Proportional to 127,368.74, 190,761.78 and 60,855.59

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Solution

The fourth proportional to 127,368.74, 190,761.78 and 60,855.59 is: 91,144.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    127,368.74 : 190,761.78 = 60,855.59 : x
  2. Step 2: Convert to fraction form
    127,368.74/190,761.78 = 60,855.59/x
  3. Step 3: Cross multiply
    127,368.74x = 190,761.78 × 60,855.59
  4. Step 4: Simplify right side
    127,368.74x = 11,608,920,671.35
  5. Step 5: Solve for x
    x = 11,608,920,671.35/127,368.74
  6. Step 6: Final answer
    x = 91,144.19

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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.