Home / 56,390.20-84,585.30-33,004.60

Finding the Fourth Proportional to 56,390.20, 84,585.30 and 33,004.60

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Solution

The fourth proportional to 56,390.20, 84,585.30 and 33,004.60 is: 49,506.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    56,390.20 : 84,585.30 = 33,004.60 : x
  2. Step 2: Convert to fraction form
    56,390.20/84,585.30 = 33,004.60/x
  3. Step 3: Cross multiply
    56,390.20x = 84,585.30 × 33,004.60
  4. Step 4: Simplify right side
    56,390.20x = 2,791,703,992.38
  5. Step 5: Solve for x
    x = 2,791,703,992.38/56,390.20
  6. Step 6: Final answer
    x = 49,506.90

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.