Home / 127,282.20-190,923.30-97,848.60

Finding the Fourth Proportional to 127,282.20, 190,923.30 and 97,848.60

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Solution

The fourth proportional to 127,282.20, 190,923.30 and 97,848.60 is: 146,772.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    127,282.20 : 190,923.30 = 97,848.60 : x
  2. Step 2: Convert to fraction form
    127,282.20/190,923.30 = 97,848.60/x
  3. Step 3: Cross multiply
    127,282.20x = 190,923.30 × 97,848.60
  4. Step 4: Simplify right side
    127,282.20x = 18,681,577,612.38
  5. Step 5: Solve for x
    x = 18,681,577,612.38/127,282.20
  6. Step 6: Final answer
    x = 146,772.90

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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.