Home / 88,241.16-121,773.96-47,955.56

Finding the Fourth Proportional to 88,241.16, 121,773.96 and 47,955.56

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Solution

The fourth proportional to 88,241.16, 121,773.96 and 47,955.56 is: 66,179.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    88,241.16 : 121,773.96 = 47,955.56 : x
  2. Step 2: Convert to fraction form
    88,241.16/121,773.96 = 47,955.56/x
  3. Step 3: Cross multiply
    88,241.16x = 121,773.96 × 47,955.56
  4. Step 4: Simplify right side
    88,241.16x = 5,839,738,113.17
  5. Step 5: Solve for x
    x = 5,839,738,113.17/88,241.16
  6. Step 6: Final answer
    x = 66,179.30

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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.