Home / 55,735.15-76,914.47-31,862.33

Finding the Fourth Proportional to 55,735.15, 76,914.47 and 31,862.33

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Solution

The fourth proportional to 55,735.15, 76,914.47 and 31,862.33 is: 43,970.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,735.15 : 76,914.47 = 31,862.33 : x
  2. Step 2: Convert to fraction form
    55,735.15/76,914.47 = 31,862.33/x
  3. Step 3: Cross multiply
    55,735.15x = 76,914.47 × 31,862.33
  4. Step 4: Simplify right side
    55,735.15x = 2,450,674,496.86
  5. Step 5: Solve for x
    x = 2,450,674,496.86/55,735.15
  6. Step 6: Final answer
    x = 43,970.00

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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.