Home / 130,996.18-196,329.93-56,028.34

Finding the Fourth Proportional to 130,996.18, 196,329.93 and 56,028.34

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Solution

The fourth proportional to 130,996.18, 196,329.93 and 56,028.34 is: 83,972.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    130,996.18 : 196,329.93 = 56,028.34 : x
  2. Step 2: Convert to fraction form
    130,996.18/196,329.93 = 56,028.34/x
  3. Step 3: Cross multiply
    130,996.18x = 196,329.93 × 56,028.34
  4. Step 4: Simplify right side
    130,996.18x = 11,000,040,070.22
  5. Step 5: Solve for x
    x = 11,000,040,070.22/130,996.18
  6. Step 6: Final answer
    x = 83,972.22

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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.