Home / 165,437.12-248,061.52-112,910.24

Finding the Fourth Proportional to 165,437.12, 248,061.52 and 112,910.24

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Solution

The fourth proportional to 165,437.12, 248,061.52 and 112,910.24 is: 169,301.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    165,437.12 : 248,061.52 = 112,910.24 : x
  2. Step 2: Convert to fraction form
    165,437.12/248,061.52 = 112,910.24/x
  3. Step 3: Cross multiply
    165,437.12x = 248,061.52 × 112,910.24
  4. Step 4: Simplify right side
    165,437.12x = 28,008,685,757.96
  5. Step 5: Solve for x
    x = 28,008,685,757.96/165,437.12
  6. Step 6: Final answer
    x = 169,301.10

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1.5x scale

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.