Home / 56,379.49-77,784.37-32,163.05

Finding the Fourth Proportional to 56,379.49, 77,784.37 and 32,163.05

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Solution

The fourth proportional to 56,379.49, 77,784.37 and 32,163.05 is: 44,373.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    56,379.49 : 77,784.37 = 32,163.05 : x
  2. Step 2: Convert to fraction form
    56,379.49/77,784.37 = 32,163.05/x
  3. Step 3: Cross multiply
    56,379.49x = 77,784.37 × 32,163.05
  4. Step 4: Simplify right side
    56,379.49x = 2,501,782,581.53
  5. Step 5: Solve for x
    x = 2,501,782,581.53/56,379.49
  6. Step 6: Final answer
    x = 44,373.98

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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.