Home / 266,359.28-367,559.52-145,476.08

Finding the Fourth Proportional to 266,359.28, 367,559.52 and 145,476.08

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Solution

The fourth proportional to 266,359.28, 367,559.52 and 145,476.08 is: 200,748.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    266,359.28 : 367,559.52 = 145,476.08 : x
  2. Step 2: Convert to fraction form
    266,359.28/367,559.52 = 145,476.08/x
  3. Step 3: Cross multiply
    266,359.28x = 367,559.52 × 145,476.08
  4. Step 4: Simplify right side
    266,359.28x = 53,471,118,136.28
  5. Step 5: Solve for x
    x = 53,471,118,136.28/266,359.28
  6. Step 6: Final answer
    x = 200,748.10

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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.