Home / 152,156.66-228,332.91-82,084.34

Finding the Fourth Proportional to 152,156.66, 228,332.91 and 82,084.34

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Solution

The fourth proportional to 152,156.66, 228,332.91 and 82,084.34 is: 123,179.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    152,156.66 : 228,332.91 = 82,084.34 : x
  2. Step 2: Convert to fraction form
    152,156.66/228,332.91 = 82,084.34/x
  3. Step 3: Cross multiply
    152,156.66x = 228,332.91 × 82,084.34
  4. Step 4: Simplify right side
    152,156.66x = 18,742,556,217.63
  5. Step 5: Solve for x
    x = 18,742,556,217.63/152,156.66
  6. Step 6: Final answer
    x = 123,179.34

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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.