Home / 55,120.66-75,996.12-35,705.32

Finding the Fourth Proportional to 55,120.66, 75,996.12 and 35,705.32

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Solution

The fourth proportional to 55,120.66, 75,996.12 and 35,705.32 is: 49,227.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,120.66 : 75,996.12 = 35,705.32 : x
  2. Step 2: Convert to fraction form
    55,120.66/75,996.12 = 35,705.32/x
  3. Step 3: Cross multiply
    55,120.66x = 75,996.12 × 35,705.32
  4. Step 4: Simplify right side
    55,120.66x = 2,713,465,783.36
  5. Step 5: Solve for x
    x = 2,713,465,783.36/55,120.66
  6. Step 6: Final answer
    x = 49,227.74

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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.