Home / 94,915.20-142,329.60-50,530.56

Finding the Fourth Proportional to 94,915.20, 142,329.60 and 50,530.56

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Solution

The fourth proportional to 94,915.20, 142,329.60 and 50,530.56 is: 75,772.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    94,915.20 : 142,329.60 = 50,530.56 : x
  2. Step 2: Convert to fraction form
    94,915.20/142,329.60 = 50,530.56/x
  3. Step 3: Cross multiply
    94,915.20x = 142,329.60 × 50,530.56
  4. Step 4: Simplify right side
    94,915.20x = 7,191,994,392.58
  5. Step 5: Solve for x
    x = 7,191,994,392.58/94,915.20
  6. Step 6: Final answer
    x = 75,772.84

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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.