Home / 165,647.64-248,436.60-53,337.96

Finding the Fourth Proportional to 165,647.64, 248,436.60 and 53,337.96

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Solution

The fourth proportional to 165,647.64, 248,436.60 and 53,337.96 is: 79,995.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    165,647.64 : 248,436.60 = 53,337.96 : x
  2. Step 2: Convert to fraction form
    165,647.64/248,436.60 = 53,337.96/x
  3. Step 3: Cross multiply
    165,647.64x = 248,436.60 × 53,337.96
  4. Step 4: Simplify right side
    165,647.64x = 13,251,101,433.34
  5. Step 5: Solve for x
    x = 13,251,101,433.34/165,647.64
  6. Step 6: Final answer
    x = 79,995.72

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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.