Home / 152,299.56-228,473.82-52,435.20

Finding the Fourth Proportional to 152,299.56, 228,473.82 and 52,435.20

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Solution

The fourth proportional to 152,299.56, 228,473.82 and 52,435.20 is: 78,661.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    152,299.56 : 228,473.82 = 52,435.20 : x
  2. Step 2: Convert to fraction form
    152,299.56/228,473.82 = 52,435.20/x
  3. Step 3: Cross multiply
    152,299.56x = 228,473.82 × 52,435.20
  4. Step 4: Simplify right side
    152,299.56x = 11,980,070,446.46
  5. Step 5: Solve for x
    x = 11,980,070,446.46/152,299.56
  6. Step 6: Final answer
    x = 78,661.23

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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.