Home / 104,589.21-144,334.07-56,842.67

Finding the Fourth Proportional to 104,589.21, 144,334.07 and 56,842.67

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Solution

The fourth proportional to 104,589.21, 144,334.07 and 56,842.67 is: 78,443.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    104,589.21 : 144,334.07 = 56,842.67 : x
  2. Step 2: Convert to fraction form
    104,589.21/144,334.07 = 56,842.67/x
  3. Step 3: Cross multiply
    104,589.21x = 144,334.07 × 56,842.67
  4. Step 4: Simplify right side
    104,589.21x = 8,204,333,910.77
  5. Step 5: Solve for x
    x = 8,204,333,910.77/104,589.21
  6. Step 6: Final answer
    x = 78,443.41

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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.