Home / 72,984.29-100,701.10-41,147.04

Finding the Fourth Proportional to 72,984.29, 100,701.10 and 41,147.04

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Solution

The fourth proportional to 72,984.29, 100,701.10 and 41,147.04 is: 56,773.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    72,984.29 : 100,701.10 = 41,147.04 : x
  2. Step 2: Convert to fraction form
    72,984.29/100,701.10 = 41,147.04/x
  3. Step 3: Cross multiply
    72,984.29x = 100,701.10 × 41,147.04
  4. Step 4: Simplify right side
    72,984.29x = 4,143,551,936.64
  5. Step 5: Solve for x
    x = 4,143,551,936.64/72,984.29
  6. Step 6: Final answer
    x = 56,773.20

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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.