Home / 43,188.93-64,704.51-31,313.25

Finding the Fourth Proportional to 43,188.93, 64,704.51 and 31,313.25

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Solution

The fourth proportional to 43,188.93, 64,704.51 and 31,313.25 is: 46,912.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    43,188.93 : 64,704.51 = 31,313.25 : x
  2. Step 2: Convert to fraction form
    43,188.93/64,704.51 = 31,313.25/x
  3. Step 3: Cross multiply
    43,188.93x = 64,704.51 × 31,313.25
  4. Step 4: Simplify right side
    43,188.93x = 2,026,108,497.76
  5. Step 5: Solve for x
    x = 2,026,108,497.76/43,188.93
  6. Step 6: Final answer
    x = 46,912.68

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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.