Home / 152,313.82-228,486.03-52,460.86

Finding the Fourth Proportional to 152,313.82, 228,486.03 and 52,460.86

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Solution

The fourth proportional to 152,313.82, 228,486.03 and 52,460.86 is: 78,696.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    152,313.82 : 228,486.03 = 52,460.86 : x
  2. Step 2: Convert to fraction form
    152,313.82/228,486.03 = 52,460.86/x
  3. Step 3: Cross multiply
    152,313.82x = 228,486.03 × 52,460.86
  4. Step 4: Simplify right side
    152,313.82x = 11,986,573,631.79
  5. Step 5: Solve for x
    x = 11,986,573,631.79/152,313.82
  6. Step 6: Final answer
    x = 78,696.56

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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.