Home / 165,754.20-248,596.38-53,444.28

Finding the Fourth Proportional to 165,754.20, 248,596.38 and 53,444.28

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Solution

The fourth proportional to 165,754.20, 248,596.38 and 53,444.28 is: 80,155.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    165,754.20 : 248,596.38 = 53,444.28 : x
  2. Step 2: Convert to fraction form
    165,754.20/248,596.38 = 53,444.28/x
  3. Step 3: Cross multiply
    165,754.20x = 248,596.38 × 53,444.28
  4. Step 4: Simplify right side
    165,754.20x = 13,286,054,539.71
  5. Step 5: Solve for x
    x = 13,286,054,539.71/165,754.20
  6. Step 6: Final answer
    x = 80,155.16

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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.