Home / 130,996.16-196,329.92-56,028.32

Finding the Fourth Proportional to 130,996.16, 196,329.92 and 56,028.32

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Solution

The fourth proportional to 130,996.16, 196,329.92 and 56,028.32 is: 83,972.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    130,996.16 : 196,329.92 = 56,028.32 : x
  2. Step 2: Convert to fraction form
    130,996.16/196,329.92 = 56,028.32/x
  3. Step 3: Cross multiply
    130,996.16x = 196,329.92 × 56,028.32
  4. Step 4: Simplify right side
    130,996.16x = 11,000,035,583.33
  5. Step 5: Solve for x
    x = 11,000,035,583.33/130,996.16
  6. Step 6: Final answer
    x = 83,972.20

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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.