Home / 112,734.56-155,219.61-95,703.50

Finding the Fourth Proportional to 112,734.56, 155,219.61 and 95,703.50

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Solution

The fourth proportional to 112,734.56, 155,219.61 and 95,703.50 is: 131,770.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    112,734.56 : 155,219.61 = 95,703.50 : x
  2. Step 2: Convert to fraction form
    112,734.56/155,219.61 = 95,703.50/x
  3. Step 3: Cross multiply
    112,734.56x = 155,219.61 × 95,703.50
  4. Step 4: Simplify right side
    112,734.56x = 14,855,059,945.64
  5. Step 5: Solve for x
    x = 14,855,059,945.64/112,734.56
  6. Step 6: Final answer
    x = 131,770.24

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.