Home / 200,728.98-301,090.86-48,926.81

Finding the Fourth Proportional to 200,728.98, 301,090.86 and 48,926.81

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Solution

The fourth proportional to 200,728.98, 301,090.86 and 48,926.81 is: 73,389.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    200,728.98 : 301,090.86 = 48,926.81 : x
  2. Step 2: Convert to fraction form
    200,728.98/301,090.86 = 48,926.81/x
  3. Step 3: Cross multiply
    200,728.98x = 301,090.86 × 48,926.81
  4. Step 4: Simplify right side
    200,728.98x = 14,731,416,052.68
  5. Step 5: Solve for x
    x = 14,731,416,052.68/200,728.98
  6. Step 6: Final answer
    x = 73,389.58

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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.