Home / 151,142.72-226,527.26-76,284.33

Finding the Fourth Proportional to 151,142.72, 226,527.26 and 76,284.33

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Solution

The fourth proportional to 151,142.72, 226,527.26 and 76,284.33 is: 114,332.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    151,142.72 : 226,527.26 = 76,284.33 : x
  2. Step 2: Convert to fraction form
    151,142.72/226,527.26 = 76,284.33/x
  3. Step 3: Cross multiply
    151,142.72x = 226,527.26 × 76,284.33
  4. Step 4: Simplify right side
    151,142.72x = 17,280,479,874.41
  5. Step 5: Solve for x
    x = 17,280,479,874.41/151,142.72
  6. Step 6: Final answer
    x = 114,332.20

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.