Home / 170,744.20-255,533.10-156,747.40

Finding the Fourth Proportional to 170,744.20, 255,533.10 and 156,747.40

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Solution

The fourth proportional to 170,744.20, 255,533.10 and 156,747.40 is: 234,585.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    170,744.20 : 255,533.10 = 156,747.40 : x
  2. Step 2: Convert to fraction form
    170,744.20/255,533.10 = 156,747.40/x
  3. Step 3: Cross multiply
    170,744.20x = 255,533.10 × 156,747.40
  4. Step 4: Simplify right side
    170,744.20x = 40,054,149,038.94
  5. Step 5: Solve for x
    x = 40,054,149,038.94/170,744.20
  6. Step 6: Final answer
    x = 234,585.71

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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.