Home / 141,507.54-195,280.38-84,918.96

Finding the Fourth Proportional to 141,507.54, 195,280.38 and 84,918.96

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Solution

The fourth proportional to 141,507.54, 195,280.38 and 84,918.96 is: 117,188.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    141,507.54 : 195,280.38 = 84,918.96 : x
  2. Step 2: Convert to fraction form
    141,507.54/195,280.38 = 84,918.96/x
  3. Step 3: Cross multiply
    141,507.54x = 195,280.38 × 84,918.96
  4. Step 4: Simplify right side
    141,507.54x = 16,583,006,778.00
  5. Step 5: Solve for x
    x = 16,583,006,778.00/141,507.54
  6. Step 6: Final answer
    x = 117,188.15

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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.