Home / 130,730.51-196,073.19-34,668.39

Finding the Fourth Proportional to 130,730.51, 196,073.19 and 34,668.39

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Solution

The fourth proportional to 130,730.51, 196,073.19 and 34,668.39 is: 51,996.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    130,730.51 : 196,073.19 = 34,668.39 : x
  2. Step 2: Convert to fraction form
    130,730.51/196,073.19 = 34,668.39/x
  3. Step 3: Cross multiply
    130,730.51x = 196,073.19 × 34,668.39
  4. Step 4: Simplify right side
    130,730.51x = 6,797,541,819.46
  5. Step 5: Solve for x
    x = 6,797,541,819.46/130,730.51
  6. Step 6: Final answer
    x = 51,996.60

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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.