Home / 94,783.02-142,120.26-76,097.55

Finding the Fourth Proportional to 94,783.02, 142,120.26 and 76,097.55

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Solution

The fourth proportional to 94,783.02, 142,120.26 and 76,097.55 is: 114,102.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    94,783.02 : 142,120.26 = 76,097.55 : x
  2. Step 2: Convert to fraction form
    94,783.02/142,120.26 = 76,097.55/x
  3. Step 3: Cross multiply
    94,783.02x = 142,120.26 × 76,097.55
  4. Step 4: Simplify right side
    94,783.02x = 10,815,003,591.36
  5. Step 5: Solve for x
    x = 10,815,003,591.36/94,783.02
  6. Step 6: Final answer
    x = 114,102.75

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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.