Home / 104,675.46-144,453.18-56,929.86

Finding the Fourth Proportional to 104,675.46, 144,453.18 and 56,929.86

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Solution

The fourth proportional to 104,675.46, 144,453.18 and 56,929.86 is: 78,563.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    104,675.46 : 144,453.18 = 56,929.86 : x
  2. Step 2: Convert to fraction form
    104,675.46/144,453.18 = 56,929.86/x
  3. Step 3: Cross multiply
    104,675.46x = 144,453.18 × 56,929.86
  4. Step 4: Simplify right side
    104,675.46x = 8,223,699,313.95
  5. Step 5: Solve for x
    x = 8,223,699,313.95/104,675.46
  6. Step 6: Final answer
    x = 78,563.78

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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.