Home / 75,637.59-104,379.89-41,646.21

Finding the Fourth Proportional to 75,637.59, 104,379.89 and 41,646.21

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Solution

The fourth proportional to 75,637.59, 104,379.89 and 41,646.21 is: 57,471.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    75,637.59 : 104,379.89 = 41,646.21 : x
  2. Step 2: Convert to fraction form
    75,637.59/104,379.89 = 41,646.21/x
  3. Step 3: Cross multiply
    75,637.59x = 104,379.89 × 41,646.21
  4. Step 4: Simplify right side
    75,637.59x = 4,347,026,610.49
  5. Step 5: Solve for x
    x = 4,347,026,610.49/75,637.59
  6. Step 6: Final answer
    x = 57,471.78

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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.