Home / 165,923.80-248,885.70-47,607.10

Finding the Fourth Proportional to 165,923.80, 248,885.70 and 47,607.10

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Solution

The fourth proportional to 165,923.80, 248,885.70 and 47,607.10 is: 71,410.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    165,923.80 : 248,885.70 = 47,607.10 : x
  2. Step 2: Convert to fraction form
    165,923.80/248,885.70 = 47,607.10/x
  3. Step 3: Cross multiply
    165,923.80x = 248,885.70 × 47,607.10
  4. Step 4: Simplify right side
    165,923.80x = 11,848,726,408.47
  5. Step 5: Solve for x
    x = 11,848,726,408.47/165,923.80
  6. Step 6: Final answer
    x = 71,410.65

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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.