Home / 55,357.49-82,607.73-49,450.61

Finding the Fourth Proportional to 55,357.49, 82,607.73 and 49,450.61

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Solution

The fourth proportional to 55,357.49, 82,607.73 and 49,450.61 is: 73,793.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,357.49 : 82,607.73 = 49,450.61 : x
  2. Step 2: Convert to fraction form
    55,357.49/82,607.73 = 49,450.61/x
  3. Step 3: Cross multiply
    55,357.49x = 82,607.73 × 49,450.61
  4. Step 4: Simplify right side
    55,357.49x = 4,085,002,639.22
  5. Step 5: Solve for x
    x = 4,085,002,639.22/55,357.49
  6. Step 6: Final answer
    x = 73,793.13

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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.