Home / 130,742.29-196,092.93-35,979.58

Finding the Fourth Proportional to 130,742.29, 196,092.93 and 35,979.58

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Solution

The fourth proportional to 130,742.29, 196,092.93 and 35,979.58 is: 53,963.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    130,742.29 : 196,092.93 = 35,979.58 : x
  2. Step 2: Convert to fraction form
    130,742.29/196,092.93 = 35,979.58/x
  3. Step 3: Cross multiply
    130,742.29x = 196,092.93 × 35,979.58
  4. Step 4: Simplify right side
    130,742.29x = 7,055,341,262.37
  5. Step 5: Solve for x
    x = 7,055,341,262.37/130,742.29
  6. Step 6: Final answer
    x = 53,963.73

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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.