Home / 104,060.99-143,604.61-56,314.34

Finding the Fourth Proportional to 104,060.99, 143,604.61 and 56,314.34

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Solution

The fourth proportional to 104,060.99, 143,604.61 and 56,314.34 is: 77,714.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    104,060.99 : 143,604.61 = 56,314.34 : x
  2. Step 2: Convert to fraction form
    104,060.99/143,604.61 = 56,314.34/x
  3. Step 3: Cross multiply
    104,060.99x = 143,604.61 × 56,314.34
  4. Step 4: Simplify right side
    104,060.99x = 8,086,998,833.11
  5. Step 5: Solve for x
    x = 8,086,998,833.11/104,060.99
  6. Step 6: Final answer
    x = 77,714.03

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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.