Home / 57,182.58-78,843.33-49,211.10

Finding the Fourth Proportional to 57,182.58, 78,843.33 and 49,211.10

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Solution

The fourth proportional to 57,182.58, 78,843.33 and 49,211.10 is: 67,852.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    57,182.58 : 78,843.33 = 49,211.10 : x
  2. Step 2: Convert to fraction form
    57,182.58/78,843.33 = 49,211.10/x
  3. Step 3: Cross multiply
    57,182.58x = 78,843.33 × 49,211.10
  4. Step 4: Simplify right side
    57,182.58x = 3,879,966,996.96
  5. Step 5: Solve for x
    x = 3,879,966,996.96/57,182.58
  6. Step 6: Final answer
    x = 67,852.25

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1.5x scale

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.