Home / 104,589.22-144,333.12-56,842.68

Finding the Fourth Proportional to 104,589.22, 144,333.12 and 56,842.68

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Solution

The fourth proportional to 104,589.22, 144,333.12 and 56,842.68 is: 78,442.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    104,589.22 : 144,333.12 = 56,842.68 : x
  2. Step 2: Convert to fraction form
    104,589.22/144,333.12 = 56,842.68/x
  3. Step 3: Cross multiply
    104,589.22x = 144,333.12 × 56,842.68
  4. Step 4: Simplify right side
    104,589.22x = 8,204,281,353.56
  5. Step 5: Solve for x
    x = 8,204,281,353.56/104,589.22
  6. Step 6: Final answer
    x = 78,442.90

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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.