Home / 130,167.33-195,028.11-71,044.50

Finding the Fourth Proportional to 130,167.33, 195,028.11 and 71,044.50

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Solution

The fourth proportional to 130,167.33, 195,028.11 and 71,044.50 is: 106,445.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    130,167.33 : 195,028.11 = 71,044.50 : x
  2. Step 2: Convert to fraction form
    130,167.33/195,028.11 = 71,044.50/x
  3. Step 3: Cross multiply
    130,167.33x = 195,028.11 × 71,044.50
  4. Step 4: Simplify right side
    130,167.33x = 13,855,674,560.90
  5. Step 5: Solve for x
    x = 13,855,674,560.90/130,167.33
  6. Step 6: Final answer
    x = 106,445.10

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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.