Home / 266,016.80-367,112.04-145,164.74

Finding the Fourth Proportional to 266,016.80, 367,112.04 and 145,164.74

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Solution

The fourth proportional to 266,016.80, 367,112.04 and 145,164.74 is: 200,332.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    266,016.80 : 367,112.04 = 145,164.74 : x
  2. Step 2: Convert to fraction form
    266,016.80/367,112.04 = 145,164.74/x
  3. Step 3: Cross multiply
    266,016.80x = 367,112.04 × 145,164.74
  4. Step 4: Simplify right side
    266,016.80x = 53,291,723,837.47
  5. Step 5: Solve for x
    x = 53,291,723,837.47/266,016.80
  6. Step 6: Final answer
    x = 200,332.17

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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.