Home / 117,968.28-162,797.28-64,253.54

Finding the Fourth Proportional to 117,968.28, 162,797.28 and 64,253.54

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Solution

The fourth proportional to 117,968.28, 162,797.28 and 64,253.54 is: 88,670.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    117,968.28 : 162,797.28 = 64,253.54 : x
  2. Step 2: Convert to fraction form
    117,968.28/162,797.28 = 64,253.54/x
  3. Step 3: Cross multiply
    117,968.28x = 162,797.28 × 64,253.54
  4. Step 4: Simplify right side
    117,968.28x = 10,460,301,542.37
  5. Step 5: Solve for x
    x = 10,460,301,542.37/117,968.28
  6. Step 6: Final answer
    x = 88,670.46

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.