Home / 74,548.72-111,823.06-51,104.08

Finding the Fourth Proportional to 74,548.72, 111,823.06 and 51,104.08

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Solution

The fourth proportional to 74,548.72, 111,823.06 and 51,104.08 is: 76,656.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    74,548.72 : 111,823.06 = 51,104.08 : x
  2. Step 2: Convert to fraction form
    74,548.72/111,823.06 = 51,104.08/x
  3. Step 3: Cross multiply
    74,548.72x = 111,823.06 × 51,104.08
  4. Step 4: Simplify right side
    74,548.72x = 5,714,614,604.08
  5. Step 5: Solve for x
    x = 5,714,614,604.08/74,548.72
  6. Step 6: Final answer
    x = 76,656.11

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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.