Home / 69,238.86-95,562.07-66,083.51

Finding the Fourth Proportional to 69,238.86, 95,562.07 and 66,083.51

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Solution

The fourth proportional to 69,238.86, 95,562.07 and 66,083.51 is: 91,207.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    69,238.86 : 95,562.07 = 66,083.51 : x
  2. Step 2: Convert to fraction form
    69,238.86/95,562.07 = 66,083.51/x
  3. Step 3: Cross multiply
    69,238.86x = 95,562.07 × 66,083.51
  4. Step 4: Simplify right side
    69,238.86x = 6,315,077,008.47
  5. Step 5: Solve for x
    x = 6,315,077,008.47/69,238.86
  6. Step 6: Final answer
    x = 91,207.12

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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.