Home / 114,742.44-158,327.34-64,431.72

Finding the Fourth Proportional to 114,742.44, 158,327.34 and 64,431.72

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Solution

The fourth proportional to 114,742.44, 158,327.34 and 64,431.72 is: 88,906.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    114,742.44 : 158,327.34 = 64,431.72 : x
  2. Step 2: Convert to fraction form
    114,742.44/158,327.34 = 64,431.72/x
  3. Step 3: Cross multiply
    114,742.44x = 158,327.34 × 64,431.72
  4. Step 4: Simplify right side
    114,742.44x = 10,201,302,839.22
  5. Step 5: Solve for x
    x = 10,201,302,839.22/114,742.44
  6. Step 6: Final answer
    x = 88,906.10

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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.