Home / 104,234.28-143,843.44-56,487.24

Finding the Fourth Proportional to 104,234.28, 143,843.44 and 56,487.24

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Solution

The fourth proportional to 104,234.28, 143,843.44 and 56,487.24 is: 77,952.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    104,234.28 : 143,843.44 = 56,487.24 : x
  2. Step 2: Convert to fraction form
    104,234.28/143,843.44 = 56,487.24/x
  3. Step 3: Cross multiply
    104,234.28x = 143,843.44 × 56,487.24
  4. Step 4: Simplify right side
    104,234.28x = 8,125,318,917.71
  5. Step 5: Solve for x
    x = 8,125,318,917.71/104,234.28
  6. Step 6: Final answer
    x = 77,952.46

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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.