Home / 266,416.50-367,650.08-145,554.72

Finding the Fourth Proportional to 266,416.50, 367,650.08 and 145,554.72

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Solution

The fourth proportional to 266,416.50, 367,650.08 and 145,554.72 is: 200,862.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    266,416.50 : 367,650.08 = 145,554.72 : x
  2. Step 2: Convert to fraction form
    266,416.50/367,650.08 = 145,554.72/x
  3. Step 3: Cross multiply
    266,416.50x = 367,650.08 × 145,554.72
  4. Step 4: Simplify right side
    266,416.50x = 53,513,204,452.38
  5. Step 5: Solve for x
    x = 53,513,204,452.38/266,416.50
  6. Step 6: Final answer
    x = 200,862.95

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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.