Home / 130,983.12-196,310.27-56,015.08

Finding the Fourth Proportional to 130,983.12, 196,310.27 and 56,015.08

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Solution

The fourth proportional to 130,983.12, 196,310.27 and 56,015.08 is: 83,952.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    130,983.12 : 196,310.27 = 56,015.08 : x
  2. Step 2: Convert to fraction form
    130,983.12/196,310.27 = 56,015.08/x
  3. Step 3: Cross multiply
    130,983.12x = 196,310.27 × 56,015.08
  4. Step 4: Simplify right side
    130,983.12x = 10,996,335,128.13
  5. Step 5: Solve for x
    x = 10,996,335,128.13/130,983.12
  6. Step 6: Final answer
    x = 83,952.31

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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.