Home / 143,335.04-215,004.48-49,842.56

Finding the Fourth Proportional to 143,335.04, 215,004.48 and 49,842.56

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Solution

The fourth proportional to 143,335.04, 215,004.48 and 49,842.56 is: 74,764.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    143,335.04 : 215,004.48 = 49,842.56 : x
  2. Step 2: Convert to fraction form
    143,335.04/215,004.48 = 49,842.56/x
  3. Step 3: Cross multiply
    143,335.04x = 215,004.48 × 49,842.56
  4. Step 4: Simplify right side
    143,335.04x = 10,716,373,694.67
  5. Step 5: Solve for x
    x = 10,716,373,694.67/143,335.04
  6. Step 6: Final answer
    x = 74,764.51

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.