Home / 266,288.72-367,480.92-151,561.74

Finding the Fourth Proportional to 266,288.72, 367,480.92 and 151,561.74

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Solution

The fourth proportional to 266,288.72, 367,480.92 and 151,561.74 is: 209,156.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    266,288.72 : 367,480.92 = 151,561.74 : x
  2. Step 2: Convert to fraction form
    266,288.72/367,480.92 = 151,561.74/x
  3. Step 3: Cross multiply
    266,288.72x = 367,480.92 × 151,561.74
  4. Step 4: Simplify right side
    266,288.72x = 55,696,047,652.00
  5. Step 5: Solve for x
    x = 55,696,047,652.00/266,288.72
  6. Step 6: Final answer
    x = 209,156.62

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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.