Home / 141,856.08-195,496.20-105,982.80

Finding the Fourth Proportional to 141,856.08, 195,496.20 and 105,982.80

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Solution

The fourth proportional to 141,856.08, 195,496.20 and 105,982.80 is: 146,058.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    141,856.08 : 195,496.20 = 105,982.80 : x
  2. Step 2: Convert to fraction form
    141,856.08/195,496.20 = 105,982.80/x
  3. Step 3: Cross multiply
    141,856.08x = 195,496.20 × 105,982.80
  4. Step 4: Simplify right side
    141,856.08x = 20,719,234,665.36
  5. Step 5: Solve for x
    x = 20,719,234,665.36/141,856.08
  6. Step 6: Final answer
    x = 146,058.14

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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.