Home / 104,056.66-143,597.73-56,310.85

Finding the Fourth Proportional to 104,056.66, 143,597.73 and 56,310.85

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Solution

The fourth proportional to 104,056.66, 143,597.73 and 56,310.85 is: 77,708.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    104,056.66 : 143,597.73 = 56,310.85 : x
  2. Step 2: Convert to fraction form
    104,056.66/143,597.73 = 56,310.85/x
  3. Step 3: Cross multiply
    104,056.66x = 143,597.73 × 56,310.85
  4. Step 4: Simplify right side
    104,056.66x = 8,086,110,234.37
  5. Step 5: Solve for x
    x = 8,086,110,234.37/104,056.66
  6. Step 6: Final answer
    x = 77,708.72

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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.