Home / 113,818.10-170,727.15-106,042.10

Finding the Fourth Proportional to 113,818.10, 170,727.15 and 106,042.10

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Solution

The fourth proportional to 113,818.10, 170,727.15 and 106,042.10 is: 159,063.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    113,818.10 : 170,727.15 = 106,042.10 : x
  2. Step 2: Convert to fraction form
    113,818.10/170,727.15 = 106,042.10/x
  3. Step 3: Cross multiply
    113,818.10x = 170,727.15 × 106,042.10
  4. Step 4: Simplify right side
    113,818.10x = 18,104,265,513.02
  5. Step 5: Solve for x
    x = 18,104,265,513.02/113,818.10
  6. Step 6: Final answer
    x = 159,063.15

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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.