Home / 152,141.20-228,211.80-116,711.80

Finding the Fourth Proportional to 152,141.20, 228,211.80 and 116,711.80

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Solution

The fourth proportional to 152,141.20, 228,211.80 and 116,711.80 is: 175,067.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    152,141.20 : 228,211.80 = 116,711.80 : x
  2. Step 2: Convert to fraction form
    152,141.20/228,211.80 = 116,711.80/x
  3. Step 3: Cross multiply
    152,141.20x = 228,211.80 × 116,711.80
  4. Step 4: Simplify right side
    152,141.20x = 26,635,009,959.24
  5. Step 5: Solve for x
    x = 26,635,009,959.24/152,141.20
  6. Step 6: Final answer
    x = 175,067.70

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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.