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Finding the Fourth Proportional to 155,162.88, 214,124.97 and 88,094.88

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Solution

The fourth proportional to 155,162.88, 214,124.97 and 88,094.88 is: 121,571.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    155,162.88 : 214,124.97 = 88,094.88 : x
  2. Step 2: Convert to fraction form
    155,162.88/214,124.97 = 88,094.88/x
  3. Step 3: Cross multiply
    155,162.88x = 214,124.97 × 88,094.88
  4. Step 4: Simplify right side
    155,162.88x = 18,863,313,537.15
  5. Step 5: Solve for x
    x = 18,863,313,537.15/155,162.88
  6. Step 6: Final answer
    x = 121,571.05

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1.5x scale

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.