Home / 165,872.20-248,808.30-95,715.40

Finding the Fourth Proportional to 165,872.20, 248,808.30 and 95,715.40

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Solution

The fourth proportional to 165,872.20, 248,808.30 and 95,715.40 is: 143,573.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    165,872.20 : 248,808.30 = 95,715.40 : x
  2. Step 2: Convert to fraction form
    165,872.20/248,808.30 = 95,715.40/x
  3. Step 3: Cross multiply
    165,872.20x = 248,808.30 × 95,715.40
  4. Step 4: Simplify right side
    165,872.20x = 23,814,785,957.82
  5. Step 5: Solve for x
    x = 23,814,785,957.82/165,872.20
  6. Step 6: Final answer
    x = 143,573.10

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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.