Home / 164,272.30-246,408.50-57,739.90

Finding the Fourth Proportional to 164,272.30, 246,408.50 and 57,739.90

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Solution

The fourth proportional to 164,272.30, 246,408.50 and 57,739.90 is: 86,609.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    164,272.30 : 246,408.50 = 57,739.90 : x
  2. Step 2: Convert to fraction form
    164,272.30/246,408.50 = 57,739.90/x
  3. Step 3: Cross multiply
    164,272.30x = 246,408.50 × 57,739.90
  4. Step 4: Simplify right side
    164,272.30x = 14,227,602,149.15
  5. Step 5: Solve for x
    x = 14,227,602,149.15/164,272.30
  6. Step 6: Final answer
    x = 86,609.87

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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.