Home / 55,551.93-76,671.64-31,360.27

Finding the Fourth Proportional to 55,551.93, 76,671.64 and 31,360.27

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Solution

The fourth proportional to 55,551.93, 76,671.64 and 31,360.27 is: 43,282.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,551.93 : 76,671.64 = 31,360.27 : x
  2. Step 2: Convert to fraction form
    55,551.93/76,671.64 = 31,360.27/x
  3. Step 3: Cross multiply
    55,551.93x = 76,671.64 × 31,360.27
  4. Step 4: Simplify right side
    55,551.93x = 2,404,443,179.26
  5. Step 5: Solve for x
    x = 2,404,443,179.26/55,551.93
  6. Step 6: Final answer
    x = 43,282.80

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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.