Home / 70,967.28-106,456.32-41,388.06

Finding the Fourth Proportional to 70,967.28, 106,456.32 and 41,388.06

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Solution

The fourth proportional to 70,967.28, 106,456.32 and 41,388.06 is: 62,085.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    70,967.28 : 106,456.32 = 41,388.06 : x
  2. Step 2: Convert to fraction form
    70,967.28/106,456.32 = 41,388.06/x
  3. Step 3: Cross multiply
    70,967.28x = 106,456.32 × 41,388.06
  4. Step 4: Simplify right side
    70,967.28x = 4,406,020,559.54
  5. Step 5: Solve for x
    x = 4,406,020,559.54/70,967.28
  6. Step 6: Final answer
    x = 62,085.24

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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.