Home / 165,463.52-248,190.80-40,805.60

Finding the Fourth Proportional to 165,463.52, 248,190.80 and 40,805.60

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Solution

The fourth proportional to 165,463.52, 248,190.80 and 40,805.60 is: 61,207.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    165,463.52 : 248,190.80 = 40,805.60 : x
  2. Step 2: Convert to fraction form
    165,463.52/248,190.80 = 40,805.60/x
  3. Step 3: Cross multiply
    165,463.52x = 248,190.80 × 40,805.60
  4. Step 4: Simplify right side
    165,463.52x = 10,127,574,508.48
  5. Step 5: Solve for x
    x = 10,127,574,508.48/165,463.52
  6. Step 6: Final answer
    x = 61,207.30

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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.