Home / 147,157.31-220,738.04-41,976.28

Finding the Fourth Proportional to 147,157.31, 220,738.04 and 41,976.28

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Solution

The fourth proportional to 147,157.31, 220,738.04 and 41,976.28 is: 62,965.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    147,157.31 : 220,738.04 = 41,976.28 : x
  2. Step 2: Convert to fraction form
    147,157.31/220,738.04 = 41,976.28/x
  3. Step 3: Cross multiply
    147,157.31x = 220,738.04 × 41,976.28
  4. Step 4: Simplify right side
    147,157.31x = 9,265,762,233.26
  5. Step 5: Solve for x
    x = 9,265,762,233.26/147,157.31
  6. Step 6: Final answer
    x = 62,965.01

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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.