Home / 266,353.80-367,554.18-145,493.34

Finding the Fourth Proportional to 266,353.80, 367,554.18 and 145,493.34

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Solution

The fourth proportional to 266,353.80, 367,554.18 and 145,493.34 is: 200,773.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    266,353.80 : 367,554.18 = 145,493.34 : x
  2. Step 2: Convert to fraction form
    266,353.80/367,554.18 = 145,493.34/x
  3. Step 3: Cross multiply
    266,353.80x = 367,554.18 × 145,493.34
  4. Step 4: Simplify right side
    266,353.80x = 53,476,685,279.16
  5. Step 5: Solve for x
    x = 53,476,685,279.16/266,353.80
  6. Step 6: Final answer
    x = 200,773.13

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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.