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Finding the Fourth Proportional to 170,014.60, 255,021.90 and 59,206.60

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Solution

The fourth proportional to 170,014.60, 255,021.90 and 59,206.60 is: 88,809.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    170,014.60 : 255,021.90 = 59,206.60 : x
  2. Step 2: Convert to fraction form
    170,014.60/255,021.90 = 59,206.60/x
  3. Step 3: Cross multiply
    170,014.60x = 255,021.90 × 59,206.60
  4. Step 4: Simplify right side
    170,014.60x = 15,098,979,624.54
  5. Step 5: Solve for x
    x = 15,098,979,624.54/170,014.60
  6. Step 6: Final answer
    x = 88,809.90

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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.