Home / 165,726.10-248,200.35-112,849.30

Finding the Fourth Proportional to 165,726.10, 248,200.35 and 112,849.30

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Solution

The fourth proportional to 165,726.10, 248,200.35 and 112,849.30 is: 169,009.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    165,726.10 : 248,200.35 = 112,849.30 : x
  2. Step 2: Convert to fraction form
    165,726.10/248,200.35 = 112,849.30/x
  3. Step 3: Cross multiply
    165,726.10x = 248,200.35 × 112,849.30
  4. Step 4: Simplify right side
    165,726.10x = 28,009,235,757.26
  5. Step 5: Solve for x
    x = 28,009,235,757.26/165,726.10
  6. Step 6: Final answer
    x = 169,009.20

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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.