Home / 76,083.28-114,157.72-29,368.96

Finding the Fourth Proportional to 76,083.28, 114,157.72 and 29,368.96

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Solution

The fourth proportional to 76,083.28, 114,157.72 and 29,368.96 is: 44,066.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    76,083.28 : 114,157.72 = 29,368.96 : x
  2. Step 2: Convert to fraction form
    76,083.28/114,157.72 = 29,368.96/x
  3. Step 3: Cross multiply
    76,083.28x = 114,157.72 × 29,368.96
  4. Step 4: Simplify right side
    76,083.28x = 3,352,693,512.37
  5. Step 5: Solve for x
    x = 3,352,693,512.37/76,083.28
  6. Step 6: Final answer
    x = 44,066.10

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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.