Home / 127,258.36-190,803.32-60,708.76

Finding the Fourth Proportional to 127,258.36, 190,803.32 and 60,708.76

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Solution

The fourth proportional to 127,258.36, 190,803.32 and 60,708.76 is: 91,022.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    127,258.36 : 190,803.32 = 60,708.76 : x
  2. Step 2: Convert to fraction form
    127,258.36/190,803.32 = 60,708.76/x
  3. Step 3: Cross multiply
    127,258.36x = 190,803.32 × 60,708.76
  4. Step 4: Simplify right side
    127,258.36x = 11,583,432,961.08
  5. Step 5: Solve for x
    x = 11,583,432,961.08/127,258.36
  6. Step 6: Final answer
    x = 91,022.96

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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.