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Finding the Fourth Proportional to 266,585.99, 367,887.83 and 145,727.30

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Solution

The fourth proportional to 266,585.99, 367,887.83 and 145,727.30 is: 201,103.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    266,585.99 : 367,887.83 = 145,727.30 : x
  2. Step 2: Convert to fraction form
    266,585.99/367,887.83 = 145,727.30/x
  3. Step 3: Cross multiply
    266,585.99x = 367,887.83 × 145,727.30
  4. Step 4: Simplify right side
    266,585.99x = 53,611,300,359.84
  5. Step 5: Solve for x
    x = 53,611,300,359.84/266,585.99
  6. Step 6: Final answer
    x = 201,103.22

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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.