Home / 266,145.76-367,355.28-153,004.96

Finding the Fourth Proportional to 266,145.76, 367,355.28 and 153,004.96

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Solution

The fourth proportional to 266,145.76, 367,355.28 and 153,004.96 is: 211,189.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    266,145.76 : 367,355.28 = 153,004.96 : x
  2. Step 2: Convert to fraction form
    266,145.76/367,355.28 = 153,004.96/x
  3. Step 3: Cross multiply
    266,145.76x = 367,355.28 × 153,004.96
  4. Step 4: Simplify right side
    266,145.76x = 56,207,179,922.19
  5. Step 5: Solve for x
    x = 56,207,179,922.19/266,145.76
  6. Step 6: Final answer
    x = 211,189.46

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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.