Home / 55,143.56-76,097.40-29,993.06

Finding the Fourth Proportional to 55,143.56, 76,097.40 and 29,993.06

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Solution

The fourth proportional to 55,143.56, 76,097.40 and 29,993.06 is: 41,390.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,143.56 : 76,097.40 = 29,993.06 : x
  2. Step 2: Convert to fraction form
    55,143.56/76,097.40 = 29,993.06/x
  3. Step 3: Cross multiply
    55,143.56x = 76,097.40 × 29,993.06
  4. Step 4: Simplify right side
    55,143.56x = 2,282,393,884.04
  5. Step 5: Solve for x
    x = 2,282,393,884.04/55,143.56
  6. Step 6: Final answer
    x = 41,390.04

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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.