Home / 75,232.56-103,771.28-48,332.64

Finding the Fourth Proportional to 75,232.56, 103,771.28 and 48,332.64

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Solution

The fourth proportional to 75,232.56, 103,771.28 and 48,332.64 is: 66,667.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    75,232.56 : 103,771.28 = 48,332.64 : x
  2. Step 2: Convert to fraction form
    75,232.56/103,771.28 = 48,332.64/x
  3. Step 3: Cross multiply
    75,232.56x = 103,771.28 × 48,332.64
  4. Step 4: Simplify right side
    75,232.56x = 5,015,539,918.58
  5. Step 5: Solve for x
    x = 5,015,539,918.58/75,232.56
  6. Step 6: Final answer
    x = 66,667.14

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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.