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Finding the Fourth Proportional to 237,791.70, 328,148.82 and 130,362.62

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Solution

The fourth proportional to 237,791.70, 328,148.82 and 130,362.62 is: 179,898.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    237,791.70 : 328,148.82 = 130,362.62 : x
  2. Step 2: Convert to fraction form
    237,791.70/328,148.82 = 130,362.62/x
  3. Step 3: Cross multiply
    237,791.70x = 328,148.82 × 130,362.62
  4. Step 4: Simplify right side
    237,791.70x = 42,778,338,284.36
  5. Step 5: Solve for x
    x = 42,778,338,284.36/237,791.70
  6. Step 6: Final answer
    x = 179,898.37

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1.5x scale

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.