Home / 165,808.07-248,760.51-53,485.80

Finding the Fourth Proportional to 165,808.07, 248,760.51 and 53,485.80

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Solution

The fourth proportional to 165,808.07, 248,760.51 and 53,485.80 is: 80,244.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    165,808.07 : 248,760.51 = 53,485.80 : x
  2. Step 2: Convert to fraction form
    165,808.07/248,760.51 = 53,485.80/x
  3. Step 3: Cross multiply
    165,808.07x = 248,760.51 × 53,485.80
  4. Step 4: Simplify right side
    165,808.07x = 13,305,154,885.76
  5. Step 5: Solve for x
    x = 13,305,154,885.76/165,808.07
  6. Step 6: Final answer
    x = 80,244.32

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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.