Home / 104,171.64-143,756.35-58,231.27

Finding the Fourth Proportional to 104,171.64, 143,756.35 and 58,231.27

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Solution

The fourth proportional to 104,171.64, 143,756.35 and 58,231.27 is: 80,358.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    104,171.64 : 143,756.35 = 58,231.27 : x
  2. Step 2: Convert to fraction form
    104,171.64/143,756.35 = 58,231.27/x
  3. Step 3: Cross multiply
    104,171.64x = 143,756.35 × 58,231.27
  4. Step 4: Simplify right side
    104,171.64x = 8,371,114,865.18
  5. Step 5: Solve for x
    x = 8,371,114,865.18/104,171.64
  6. Step 6: Final answer
    x = 80,358.87

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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.