Home / 104,433.82-144,118.84-56,687.18

Finding the Fourth Proportional to 104,433.82, 144,118.84 and 56,687.18

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Solution

The fourth proportional to 104,433.82, 144,118.84 and 56,687.18 is: 78,228.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    104,433.82 : 144,118.84 = 56,687.18 : x
  2. Step 2: Convert to fraction form
    104,433.82/144,118.84 = 56,687.18/x
  3. Step 3: Cross multiply
    104,433.82x = 144,118.84 × 56,687.18
  4. Step 4: Simplify right side
    104,433.82x = 8,169,690,624.47
  5. Step 5: Solve for x
    x = 8,169,690,624.47/104,433.82
  6. Step 6: Final answer
    x = 78,228.40

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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.