Home / 72,872.76-100,563.36-41,042.04

Finding the Fourth Proportional to 72,872.76, 100,563.36 and 41,042.04

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Solution

The fourth proportional to 72,872.76, 100,563.36 and 41,042.04 is: 56,637.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    72,872.76 : 100,563.36 = 41,042.04 : x
  2. Step 2: Convert to fraction form
    72,872.76/100,563.36 = 41,042.04/x
  3. Step 3: Cross multiply
    72,872.76x = 100,563.36 × 41,042.04
  4. Step 4: Simplify right side
    72,872.76x = 4,127,325,443.65
  5. Step 5: Solve for x
    x = 4,127,325,443.65/72,872.76
  6. Step 6: Final answer
    x = 56,637.42

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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.