Home / 56,944.31-78,583.20-31,793.81

Finding the Fourth Proportional to 56,944.31, 78,583.20 and 31,793.81

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Solution

The fourth proportional to 56,944.31, 78,583.20 and 31,793.81 is: 43,875.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    56,944.31 : 78,583.20 = 31,793.81 : x
  2. Step 2: Convert to fraction form
    56,944.31/78,583.20 = 31,793.81/x
  3. Step 3: Cross multiply
    56,944.31x = 78,583.20 × 31,793.81
  4. Step 4: Simplify right side
    56,944.31x = 2,498,459,329.99
  5. Step 5: Solve for x
    x = 2,498,459,329.99/56,944.31
  6. Step 6: Final answer
    x = 43,875.49

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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.