Home / 53,040.02-73,190.22-31,528.04

Finding the Fourth Proportional to 53,040.02, 73,190.22 and 31,528.04

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Solution

The fourth proportional to 53,040.02, 73,190.22 and 31,528.04 is: 43,505.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,040.02 : 73,190.22 = 31,528.04 : x
  2. Step 2: Convert to fraction form
    53,040.02/73,190.22 = 31,528.04/x
  3. Step 3: Cross multiply
    53,040.02x = 73,190.22 × 31,528.04
  4. Step 4: Simplify right side
    53,040.02x = 2,307,544,183.77
  5. Step 5: Solve for x
    x = 2,307,544,183.77/53,040.02
  6. Step 6: Final answer
    x = 43,505.72

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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.