Home / 76,589.08-105,677.28-44,751.82

Finding the Fourth Proportional to 76,589.08, 105,677.28 and 44,751.82

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Solution

The fourth proportional to 76,589.08, 105,677.28 and 44,751.82 is: 61,748.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    76,589.08 : 105,677.28 = 44,751.82 : x
  2. Step 2: Convert to fraction form
    76,589.08/105,677.28 = 44,751.82/x
  3. Step 3: Cross multiply
    76,589.08x = 105,677.28 × 44,751.82
  4. Step 4: Simplify right side
    76,589.08x = 4,729,250,612.65
  5. Step 5: Solve for x
    x = 4,729,250,612.65/76,589.08
  6. Step 6: Final answer
    x = 61,748.37

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.