Home / 55,629.48-82,947.98-49,447.56

Finding the Fourth Proportional to 55,629.48, 82,947.98 and 49,447.56

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Solution

The fourth proportional to 55,629.48, 82,947.98 and 49,447.56 is: 73,730.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,629.48 : 82,947.98 = 49,447.56 : x
  2. Step 2: Convert to fraction form
    55,629.48/82,947.98 = 49,447.56/x
  3. Step 3: Cross multiply
    55,629.48x = 82,947.98 × 49,447.56
  4. Step 4: Simplify right side
    55,629.48x = 4,101,575,217.93
  5. Step 5: Solve for x
    x = 4,101,575,217.93/55,629.48
  6. Step 6: Final answer
    x = 73,730.25

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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.