Home / 71,015.20-106,522.68-41,412.28

Finding the Fourth Proportional to 71,015.20, 106,522.68 and 41,412.28

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Solution

The fourth proportional to 71,015.20, 106,522.68 and 41,412.28 is: 62,118.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    71,015.20 : 106,522.68 = 41,412.28 : x
  2. Step 2: Convert to fraction form
    71,015.20/106,522.68 = 41,412.28/x
  3. Step 3: Cross multiply
    71,015.20x = 106,522.68 × 41,412.28
  4. Step 4: Simplify right side
    71,015.20x = 4,411,347,050.51
  5. Step 5: Solve for x
    x = 4,411,347,050.51/71,015.20
  6. Step 6: Final answer
    x = 62,118.35

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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.