Home / 210,114.28-313,532.65-187,469.30

Finding the Fourth Proportional to 210,114.28, 313,532.65 and 187,469.30

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Solution

The fourth proportional to 210,114.28, 313,532.65 and 187,469.30 is: 279,741.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    210,114.28 : 313,532.65 = 187,469.30 : x
  2. Step 2: Convert to fraction form
    210,114.28/313,532.65 = 187,469.30/x
  3. Step 3: Cross multiply
    210,114.28x = 313,532.65 × 187,469.30
  4. Step 4: Simplify right side
    210,114.28x = 58,777,745,323.66
  5. Step 5: Solve for x
    x = 58,777,745,323.66/210,114.28
  6. Step 6: Final answer
    x = 279,741.79

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These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.