Home / 82,003.59-123,005.39-46,918.85

Finding the Fourth Proportional to 82,003.59, 123,005.39 and 46,918.85

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Solution

The fourth proportional to 82,003.59, 123,005.39 and 46,918.85 is: 70,378.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    82,003.59 : 123,005.39 = 46,918.85 : x
  2. Step 2: Convert to fraction form
    82,003.59/123,005.39 = 46,918.85/x
  3. Step 3: Cross multiply
    82,003.59x = 123,005.39 × 46,918.85
  4. Step 4: Simplify right side
    82,003.59x = 5,771,270,592.98
  5. Step 5: Solve for x
    x = 5,771,270,592.98/82,003.59
  6. Step 6: Final answer
    x = 70,378.27

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.