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Finding the Fourth Proportional to 170,009.88, 255,011.94 and 59,199

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Solution

The fourth proportional to 170,009.88, 255,011.94 and 59,199 is: 88,797.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    170,009.88 : 255,011.94 = 59,199 : x
  2. Step 2: Convert to fraction form
    170,009.88/255,011.94 = 59,199/x
  3. Step 3: Cross multiply
    170,009.88x = 255,011.94 × 59,199
  4. Step 4: Simplify right side
    170,009.88x = 15,096,451,836.06
  5. Step 5: Solve for x
    x = 15,096,451,836.06/170,009.88
  6. Step 6: Final answer
    x = 88,797.50

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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.