Home / 266,186.86-367,343.07-145,328.46

Finding the Fourth Proportional to 266,186.86, 367,343.07 and 145,328.46

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Solution

The fourth proportional to 266,186.86, 367,343.07 and 145,328.46 is: 200,556.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    266,186.86 : 367,343.07 = 145,328.46 : x
  2. Step 2: Convert to fraction form
    266,186.86/367,343.07 = 145,328.46/x
  3. Step 3: Cross multiply
    266,186.86x = 367,343.07 × 145,328.46
  4. Step 4: Simplify right side
    266,186.86x = 53,385,402,654.77
  5. Step 5: Solve for x
    x = 53,385,402,654.77/266,186.86
  6. Step 6: Final answer
    x = 200,556.12

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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.