Home / 107,619.08-148,512.30-59,872.28

Finding the Fourth Proportional to 107,619.08, 148,512.30 and 59,872.28

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Solution

The fourth proportional to 107,619.08, 148,512.30 and 59,872.28 is: 82,622.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    107,619.08 : 148,512.30 = 59,872.28 : x
  2. Step 2: Convert to fraction form
    107,619.08/148,512.30 = 59,872.28/x
  3. Step 3: Cross multiply
    107,619.08x = 148,512.30 × 59,872.28
  4. Step 4: Simplify right side
    107,619.08x = 8,891,770,009.04
  5. Step 5: Solve for x
    x = 8,891,770,009.04/107,619.08
  6. Step 6: Final answer
    x = 82,622.62

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.