Home / 104,299.41-143,933.46-56,552.76

Finding the Fourth Proportional to 104,299.41, 143,933.46 and 56,552.76

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Solution

The fourth proportional to 104,299.41, 143,933.46 and 56,552.76 is: 78,042.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    104,299.41 : 143,933.46 = 56,552.76 : x
  2. Step 2: Convert to fraction form
    104,299.41/143,933.46 = 56,552.76/x
  3. Step 3: Cross multiply
    104,299.41x = 143,933.46 × 56,552.76
  4. Step 4: Simplify right side
    104,299.41x = 8,139,834,419.35
  5. Step 5: Solve for x
    x = 8,139,834,419.35/104,299.41
  6. Step 6: Final answer
    x = 78,042.96

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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.