Home / 53,129.32-73,308.44-32,991.10

Finding the Fourth Proportional to 53,129.32, 73,308.44 and 32,991.10

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Solution

The fourth proportional to 53,129.32, 73,308.44 and 32,991.10 is: 45,521.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,129.32 : 73,308.44 = 32,991.10 : x
  2. Step 2: Convert to fraction form
    53,129.32/73,308.44 = 32,991.10/x
  3. Step 3: Cross multiply
    53,129.32x = 73,308.44 × 32,991.10
  4. Step 4: Simplify right side
    53,129.32x = 2,418,526,074.88
  5. Step 5: Solve for x
    x = 2,418,526,074.88/53,129.32
  6. Step 6: Final answer
    x = 45,521.50

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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.