Home / 72,453.25-99,966.56-41,818.85

Finding the Fourth Proportional to 72,453.25, 99,966.56 and 41,818.85

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Solution

The fourth proportional to 72,453.25, 99,966.56 and 41,818.85 is: 57,699.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    72,453.25 : 99,966.56 = 41,818.85 : x
  2. Step 2: Convert to fraction form
    72,453.25/99,966.56 = 41,818.85/x
  3. Step 3: Cross multiply
    72,453.25x = 99,966.56 × 41,818.85
  4. Step 4: Simplify right side
    72,453.25x = 4,180,486,577.66
  5. Step 5: Solve for x
    x = 4,180,486,577.66/72,453.25
  6. Step 6: Final answer
    x = 57,699.09

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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.