Home / 152,618.11-228,896.01-57,815.64

Finding the Fourth Proportional to 152,618.11, 228,896.01 and 57,815.64

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Solution

The fourth proportional to 152,618.11, 228,896.01 and 57,815.64 is: 86,711.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    152,618.11 : 228,896.01 = 57,815.64 : x
  2. Step 2: Convert to fraction form
    152,618.11/228,896.01 = 57,815.64/x
  3. Step 3: Cross multiply
    152,618.11x = 228,896.01 × 57,815.64
  4. Step 4: Simplify right side
    152,618.11x = 13,233,769,311.60
  5. Step 5: Solve for x
    x = 13,233,769,311.60/152,618.11
  6. Step 6: Final answer
    x = 86,711.66

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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.