Home / 56,641.92-78,050.67-43,817.22

Finding the Fourth Proportional to 56,641.92, 78,050.67 and 43,817.22

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Solution

The fourth proportional to 56,641.92, 78,050.67 and 43,817.22 is: 60,378.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    56,641.92 : 78,050.67 = 43,817.22 : x
  2. Step 2: Convert to fraction form
    56,641.92/78,050.67 = 43,817.22/x
  3. Step 3: Cross multiply
    56,641.92x = 78,050.67 × 43,817.22
  4. Step 4: Simplify right side
    56,641.92x = 3,419,963,378.54
  5. Step 5: Solve for x
    x = 3,419,963,378.54/56,641.92
  6. Step 6: Final answer
    x = 60,378.66

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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.