Home / 127,106.53-190,546.49-48,276.11

Finding the Fourth Proportional to 127,106.53, 190,546.49 and 48,276.11

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Solution

The fourth proportional to 127,106.53, 190,546.49 and 48,276.11 is: 72,371.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    127,106.53 : 190,546.49 = 48,276.11 : x
  2. Step 2: Convert to fraction form
    127,106.53/190,546.49 = 48,276.11/x
  3. Step 3: Cross multiply
    127,106.53x = 190,546.49 × 48,276.11
  4. Step 4: Simplify right side
    127,106.53x = 9,198,843,908.41
  5. Step 5: Solve for x
    x = 9,198,843,908.41/127,106.53
  6. Step 6: Final answer
    x = 72,371.14

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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.