Home / 72,867.42-109,327.23-25,495.52

Finding the Fourth Proportional to 72,867.42, 109,327.23 and 25,495.52

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Solution

The fourth proportional to 72,867.42, 109,327.23 and 25,495.52 is: 38,252.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    72,867.42 : 109,327.23 = 25,495.52 : x
  2. Step 2: Convert to fraction form
    72,867.42/109,327.23 = 25,495.52/x
  3. Step 3: Cross multiply
    72,867.42x = 109,327.23 × 25,495.52
  4. Step 4: Simplify right side
    72,867.42x = 2,787,354,032.37
  5. Step 5: Solve for x
    x = 2,787,354,032.37/72,867.42
  6. Step 6: Final answer
    x = 38,252.40

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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.