Home / 76,606.17-114,912.35-26,691.32

Finding the Fourth Proportional to 76,606.17, 114,912.35 and 26,691.32

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Solution

The fourth proportional to 76,606.17, 114,912.35 and 26,691.32 is: 40,038.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    76,606.17 : 114,912.35 = 26,691.32 : x
  2. Step 2: Convert to fraction form
    76,606.17/114,912.35 = 26,691.32/x
  3. Step 3: Cross multiply
    76,606.17x = 114,912.35 × 26,691.32
  4. Step 4: Simplify right side
    76,606.17x = 3,067,161,597.78
  5. Step 5: Solve for x
    x = 3,067,161,597.78/76,606.17
  6. Step 6: Final answer
    x = 40,038.05

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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.