Home / 72,872.13-100,563.89-41,041.59

Finding the Fourth Proportional to 72,872.13, 100,563.89 and 41,041.59

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Solution

The fourth proportional to 72,872.13, 100,563.89 and 41,041.59 is: 56,637.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    72,872.13 : 100,563.89 = 41,041.59 : x
  2. Step 2: Convert to fraction form
    72,872.13/100,563.89 = 41,041.59/x
  3. Step 3: Cross multiply
    72,872.13x = 100,563.89 × 41,041.59
  4. Step 4: Simplify right side
    72,872.13x = 4,127,301,736.98
  5. Step 5: Solve for x
    x = 4,127,301,736.98/72,872.13
  6. Step 6: Final answer
    x = 56,637.59

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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.