Home / 76,643.64-114,926.58-35,055

Finding the Fourth Proportional to 76,643.64, 114,926.58 and 35,055

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Solution

The fourth proportional to 76,643.64, 114,926.58 and 35,055 is: 52,564.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    76,643.64 : 114,926.58 = 35,055 : x
  2. Step 2: Convert to fraction form
    76,643.64/114,926.58 = 35,055/x
  3. Step 3: Cross multiply
    76,643.64x = 114,926.58 × 35,055
  4. Step 4: Simplify right side
    76,643.64x = 4,028,751,261.90
  5. Step 5: Solve for x
    x = 4,028,751,261.90/76,643.64
  6. Step 6: Final answer
    x = 52,564.72

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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.