Home / 130,983.42-196,310.82-56,015.56

Finding the Fourth Proportional to 130,983.42, 196,310.82 and 56,015.56

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Solution

The fourth proportional to 130,983.42, 196,310.82 and 56,015.56 is: 83,953.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    130,983.42 : 196,310.82 = 56,015.56 : x
  2. Step 2: Convert to fraction form
    130,983.42/196,310.82 = 56,015.56/x
  3. Step 3: Cross multiply
    130,983.42x = 196,310.82 × 56,015.56
  4. Step 4: Simplify right side
    130,983.42x = 10,996,460,516.36
  5. Step 5: Solve for x
    x = 10,996,460,516.36/130,983.42
  6. Step 6: Final answer
    x = 83,953.07

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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.