Home / 75,703.86-104,470.26-41,711.64

Finding the Fourth Proportional to 75,703.86, 104,470.26 and 41,711.64

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Solution

The fourth proportional to 75,703.86, 104,470.26 and 41,711.64 is: 57,561.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    75,703.86 : 104,470.26 = 41,711.64 : x
  2. Step 2: Convert to fraction form
    75,703.86/104,470.26 = 41,711.64/x
  3. Step 3: Cross multiply
    75,703.86x = 104,470.26 × 41,711.64
  4. Step 4: Simplify right side
    75,703.86x = 4,357,625,875.83
  5. Step 5: Solve for x
    x = 4,357,625,875.83/75,703.86
  6. Step 6: Final answer
    x = 57,561.48

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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.