Home / 127,291.12-190,936.66-32,521.49

Finding the Fourth Proportional to 127,291.12, 190,936.66 and 32,521.49

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Solution

The fourth proportional to 127,291.12, 190,936.66 and 32,521.49 is: 48,782.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    127,291.12 : 190,936.66 = 32,521.49 : x
  2. Step 2: Convert to fraction form
    127,291.12/190,936.66 = 32,521.49/x
  3. Step 3: Cross multiply
    127,291.12x = 190,936.66 × 32,521.49
  4. Step 4: Simplify right side
    127,291.12x = 6,209,544,219.92
  5. Step 5: Solve for x
    x = 6,209,544,219.92/127,291.12
  6. Step 6: Final answer
    x = 48,782.23

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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.