Home / 182,890.77-274,385.45-76,239.28

Finding the Fourth Proportional to 182,890.77, 274,385.45 and 76,239.28

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Solution

The fourth proportional to 182,890.77, 274,385.45 and 76,239.28 is: 114,379.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    182,890.77 : 274,385.45 = 76,239.28 : x
  2. Step 2: Convert to fraction form
    182,890.77/274,385.45 = 76,239.28/x
  3. Step 3: Cross multiply
    182,890.77x = 274,385.45 × 76,239.28
  4. Step 4: Simplify right side
    182,890.77x = 20,918,949,150.48
  5. Step 5: Solve for x
    x = 20,918,949,150.48/182,890.77
  6. Step 6: Final answer
    x = 114,379.47

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.