Home / 112,010.70-168,344.10-110,042.40

Finding the Fourth Proportional to 112,010.70, 168,344.10 and 110,042.40

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Solution

The fourth proportional to 112,010.70, 168,344.10 and 110,042.40 is: 165,385.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    112,010.70 : 168,344.10 = 110,042.40 : x
  2. Step 2: Convert to fraction form
    112,010.70/168,344.10 = 110,042.40/x
  3. Step 3: Cross multiply
    112,010.70x = 168,344.10 × 110,042.40
  4. Step 4: Simplify right side
    112,010.70x = 18,524,988,789.84
  5. Step 5: Solve for x
    x = 18,524,988,789.84/112,010.70
  6. Step 6: Final answer
    x = 165,385.89

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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.