Home / 141,474.60-195,199.62-91,113

Finding the Fourth Proportional to 141,474.60, 195,199.62 and 91,113

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Solution

The fourth proportional to 141,474.60, 195,199.62 and 91,113 is: 125,713.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    141,474.60 : 195,199.62 = 91,113 : x
  2. Step 2: Convert to fraction form
    141,474.60/195,199.62 = 91,113/x
  3. Step 3: Cross multiply
    141,474.60x = 195,199.62 × 91,113
  4. Step 4: Simplify right side
    141,474.60x = 17,785,222,977.06
  5. Step 5: Solve for x
    x = 17,785,222,977.06/141,474.60
  6. Step 6: Final answer
    x = 125,713.19

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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.