Home / 55,332.86-76,359.58-30,182.90

Finding the Fourth Proportional to 55,332.86, 76,359.58 and 30,182.90

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Solution

The fourth proportional to 55,332.86, 76,359.58 and 30,182.90 is: 41,652.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,332.86 : 76,359.58 = 30,182.90 : x
  2. Step 2: Convert to fraction form
    55,332.86/76,359.58 = 30,182.90/x
  3. Step 3: Cross multiply
    55,332.86x = 76,359.58 × 30,182.90
  4. Step 4: Simplify right side
    55,332.86x = 2,304,753,109.93
  5. Step 5: Solve for x
    x = 2,304,753,109.93/55,332.86
  6. Step 6: Final answer
    x = 41,652.52

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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.