Home / 104,173.38-143,756.55-58,856.04

Finding the Fourth Proportional to 104,173.38, 143,756.55 and 58,856.04

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Solution

The fourth proportional to 104,173.38, 143,756.55 and 58,856.04 is: 81,219.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    104,173.38 : 143,756.55 = 58,856.04 : x
  2. Step 2: Convert to fraction form
    104,173.38/143,756.55 = 58,856.04/x
  3. Step 3: Cross multiply
    104,173.38x = 143,756.55 × 58,856.04
  4. Step 4: Simplify right side
    104,173.38x = 8,460,941,257.06
  5. Step 5: Solve for x
    x = 8,460,941,257.06/104,173.38
  6. Step 6: Final answer
    x = 81,219.80

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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.