Home / 141,944.80-212,917.20-135,032.80

Finding the Fourth Proportional to 141,944.80, 212,917.20 and 135,032.80

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Solution

The fourth proportional to 141,944.80, 212,917.20 and 135,032.80 is: 202,549.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    141,944.80 : 212,917.20 = 135,032.80 : x
  2. Step 2: Convert to fraction form
    141,944.80/212,917.20 = 135,032.80/x
  3. Step 3: Cross multiply
    141,944.80x = 212,917.20 × 135,032.80
  4. Step 4: Simplify right side
    141,944.80x = 28,750,805,684.16
  5. Step 5: Solve for x
    x = 28,750,805,684.16/141,944.80
  6. Step 6: Final answer
    x = 202,549.20

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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.