Home / 55,332-76,358.16-30,182.04

Finding the Fourth Proportional to 55,332, 76,358.16 and 30,182.04

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Solution

The fourth proportional to 55,332, 76,358.16 and 30,182.04 is: 41,651.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,332 : 76,358.16 = 30,182.04 : x
  2. Step 2: Convert to fraction form
    55,332/76,358.16 = 30,182.04/x
  3. Step 3: Cross multiply
    55,332x = 76,358.16 × 30,182.04
  4. Step 4: Simplify right side
    55,332x = 2,304,645,039.45
  5. Step 5: Solve for x
    x = 2,304,645,039.45/55,332
  6. Step 6: Final answer
    x = 41,651.22

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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.