Home / 130,979.08-196,357.56-46,713.88

Finding the Fourth Proportional to 130,979.08, 196,357.56 and 46,713.88

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Solution

The fourth proportional to 130,979.08, 196,357.56 and 46,713.88 is: 70,031.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    130,979.08 : 196,357.56 = 46,713.88 : x
  2. Step 2: Convert to fraction form
    130,979.08/196,357.56 = 46,713.88/x
  3. Step 3: Cross multiply
    130,979.08x = 196,357.56 × 46,713.88
  4. Step 4: Simplify right side
    130,979.08x = 9,172,623,494.93
  5. Step 5: Solve for x
    x = 9,172,623,494.93/130,979.08
  6. Step 6: Final answer
    x = 70,031.21

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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.