Home / 55,448.19-83,546.39-45,803.43

Finding the Fourth Proportional to 55,448.19, 83,546.39 and 45,803.43

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Solution

The fourth proportional to 55,448.19, 83,546.39 and 45,803.43 is: 69,014.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,448.19 : 83,546.39 = 45,803.43 : x
  2. Step 2: Convert to fraction form
    55,448.19/83,546.39 = 45,803.43/x
  3. Step 3: Cross multiply
    55,448.19x = 83,546.39 × 45,803.43
  4. Step 4: Simplify right side
    55,448.19x = 3,826,711,226.12
  5. Step 5: Solve for x
    x = 3,826,711,226.12/55,448.19
  6. Step 6: Final answer
    x = 69,014.18

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Why These Related Problems?

These problems maintain the same ratio (1.51) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.