Home / 51,204.90-70,662.60-29,979.94

Finding the Fourth Proportional to 51,204.90, 70,662.60 and 29,979.94

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Solution

The fourth proportional to 51,204.90, 70,662.60 and 29,979.94 is: 41,372.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,204.90 : 70,662.60 = 29,979.94 : x
  2. Step 2: Convert to fraction form
    51,204.90/70,662.60 = 29,979.94/x
  3. Step 3: Cross multiply
    51,204.90x = 70,662.60 × 29,979.94
  4. Step 4: Simplify right side
    51,204.90x = 2,118,460,508.24
  5. Step 5: Solve for x
    x = 2,118,460,508.24/51,204.90
  6. Step 6: Final answer
    x = 41,372.22

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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.