Home / 55,627.26-82,905.71-54,741.54

Finding the Fourth Proportional to 55,627.26, 82,905.71 and 54,741.54

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Solution

The fourth proportional to 55,627.26, 82,905.71 and 54,741.54 is: 81,585.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,627.26 : 82,905.71 = 54,741.54 : x
  2. Step 2: Convert to fraction form
    55,627.26/82,905.71 = 54,741.54/x
  3. Step 3: Cross multiply
    55,627.26x = 82,905.71 × 54,741.54
  4. Step 4: Simplify right side
    55,627.26x = 4,538,385,966.49
  5. Step 5: Solve for x
    x = 4,538,385,966.49/55,627.26
  6. Step 6: Final answer
    x = 81,585.65

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.