Home / 77,114.72-115,689.60-24,527.36

Finding the Fourth Proportional to 77,114.72, 115,689.60 and 24,527.36

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Solution

The fourth proportional to 77,114.72, 115,689.60 and 24,527.36 is: 36,796.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    77,114.72 : 115,689.60 = 24,527.36 : x
  2. Step 2: Convert to fraction form
    77,114.72/115,689.60 = 24,527.36/x
  3. Step 3: Cross multiply
    77,114.72x = 115,689.60 × 24,527.36
  4. Step 4: Simplify right side
    77,114.72x = 2,837,560,467.46
  5. Step 5: Solve for x
    x = 2,837,560,467.46/77,114.72
  6. Step 6: Final answer
    x = 36,796.61

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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.