Home / 141,544.92-195,327.64-77,012.48

Finding the Fourth Proportional to 141,544.92, 195,327.64 and 77,012.48

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Solution

The fourth proportional to 141,544.92, 195,327.64 and 77,012.48 is: 106,274.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    141,544.92 : 195,327.64 = 77,012.48 : x
  2. Step 2: Convert to fraction form
    141,544.92/195,327.64 = 77,012.48/x
  3. Step 3: Cross multiply
    141,544.92x = 195,327.64 × 77,012.48
  4. Step 4: Simplify right side
    141,544.92x = 15,042,665,968.95
  5. Step 5: Solve for x
    x = 15,042,665,968.95/141,544.92
  6. Step 6: Final answer
    x = 106,274.86

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1.5x scale

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.