Home / 104,057.19-143,598.92-56,310.54

Finding the Fourth Proportional to 104,057.19, 143,598.92 and 56,310.54

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Solution

The fourth proportional to 104,057.19, 143,598.92 and 56,310.54 is: 77,708.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    104,057.19 : 143,598.92 = 56,310.54 : x
  2. Step 2: Convert to fraction form
    104,057.19/143,598.92 = 56,310.54/x
  3. Step 3: Cross multiply
    104,057.19x = 143,598.92 × 56,310.54
  4. Step 4: Simplify right side
    104,057.19x = 8,086,132,010.62
  5. Step 5: Solve for x
    x = 8,086,132,010.62/104,057.19
  6. Step 6: Final answer
    x = 77,708.54

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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.