Home / 53,807.45-80,600.00-31,553.81

Finding the Fourth Proportional to 53,807.45, 80,600.00 and 31,553.81

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Solution

The fourth proportional to 53,807.45, 80,600.00 and 31,553.81 is: 47,265.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,807.45 : 80,600.00 = 31,553.81 : x
  2. Step 2: Convert to fraction form
    53,807.45/80,600.00 = 31,553.81/x
  3. Step 3: Cross multiply
    53,807.45x = 80,600.00 × 31,553.81
  4. Step 4: Simplify right side
    53,807.45x = 2,543,237,187.29
  5. Step 5: Solve for x
    x = 2,543,237,187.29/53,807.45
  6. Step 6: Final answer
    x = 47,265.52

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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.