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Finding the Fourth Proportional to 267,281.99, 401,054.71 and 125,136.89

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Solution

The fourth proportional to 267,281.99, 401,054.71 and 125,136.89 is: 187,767.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    267,281.99 : 401,054.71 = 125,136.89 : x
  2. Step 2: Convert to fraction form
    267,281.99/401,054.71 = 125,136.89/x
  3. Step 3: Cross multiply
    267,281.99x = 401,054.71 × 125,136.89
  4. Step 4: Simplify right side
    267,281.99x = 50,186,738,249.70
  5. Step 5: Solve for x
    x = 50,186,738,249.70/267,281.99
  6. Step 6: Final answer
    x = 187,767.00

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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.