Home / 170,140.01-255,190.56-45,490.73

Finding the Fourth Proportional to 170,140.01, 255,190.56 and 45,490.73

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Solution

The fourth proportional to 170,140.01, 255,190.56 and 45,490.73 is: 68,230.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    170,140.01 : 255,190.56 = 45,490.73 : x
  2. Step 2: Convert to fraction form
    170,140.01/255,190.56 = 45,490.73/x
  3. Step 3: Cross multiply
    170,140.01x = 255,190.56 × 45,490.73
  4. Step 4: Simplify right side
    170,140.01x = 11,608,803,587.56
  5. Step 5: Solve for x
    x = 11,608,803,587.56/170,140.01
  6. Step 6: Final answer
    x = 68,230.89

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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.