Home / 127,287.97-190,931.95-32,518.36

Finding the Fourth Proportional to 127,287.97, 190,931.95 and 32,518.36

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Solution

The fourth proportional to 127,287.97, 190,931.95 and 32,518.36 is: 48,777.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    127,287.97 : 190,931.95 = 32,518.36 : x
  2. Step 2: Convert to fraction form
    127,287.97/190,931.95 = 32,518.36/x
  3. Step 3: Cross multiply
    127,287.97x = 190,931.95 × 32,518.36
  4. Step 4: Simplify right side
    127,287.97x = 6,208,794,164.91
  5. Step 5: Solve for x
    x = 6,208,794,164.91/127,287.97
  6. Step 6: Final answer
    x = 48,777.54

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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.