Home / 77,046.08-115,586.88-32,674.56

Finding the Fourth Proportional to 77,046.08, 115,586.88 and 32,674.56

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Solution

The fourth proportional to 77,046.08, 115,586.88 and 32,674.56 is: 49,019.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    77,046.08 : 115,586.88 = 32,674.56 : x
  2. Step 2: Convert to fraction form
    77,046.08/115,586.88 = 32,674.56/x
  3. Step 3: Cross multiply
    77,046.08x = 115,586.88 × 32,674.56
  4. Step 4: Simplify right side
    77,046.08x = 3,776,750,445.77
  5. Step 5: Solve for x
    x = 3,776,750,445.77/77,046.08
  6. Step 6: Final answer
    x = 49,019.37

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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.