Home / 237,786.45-328,141.08-130,357.37

Finding the Fourth Proportional to 237,786.45, 328,141.08 and 130,357.37

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Solution

The fourth proportional to 237,786.45, 328,141.08 and 130,357.37 is: 179,890.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    237,786.45 : 328,141.08 = 130,357.37 : x
  2. Step 2: Convert to fraction form
    237,786.45/328,141.08 = 130,357.37/x
  3. Step 3: Cross multiply
    237,786.45x = 328,141.08 × 130,357.37
  4. Step 4: Simplify right side
    237,786.45x = 42,775,606,705.62
  5. Step 5: Solve for x
    x = 42,775,606,705.62/237,786.45
  6. Step 6: Final answer
    x = 179,890.85

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.