Home / 127,229.20-190,552.20-124,313.20

Finding the Fourth Proportional to 127,229.20, 190,552.20 and 124,313.20

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Solution

The fourth proportional to 127,229.20, 190,552.20 and 124,313.20 is: 186,184.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    127,229.20 : 190,552.20 = 124,313.20 : x
  2. Step 2: Convert to fraction form
    127,229.20/190,552.20 = 124,313.20/x
  3. Step 3: Cross multiply
    127,229.20x = 190,552.20 × 124,313.20
  4. Step 4: Simplify right side
    127,229.20x = 23,688,153,749.04
  5. Step 5: Solve for x
    x = 23,688,153,749.04/127,229.20
  6. Step 6: Final answer
    x = 186,184.88

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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.