Home / 155,592.55-214,765.32-91,076.88

Finding the Fourth Proportional to 155,592.55, 214,765.32 and 91,076.88

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Solution

The fourth proportional to 155,592.55, 214,765.32 and 91,076.88 is: 125,713.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    155,592.55 : 214,765.32 = 91,076.88 : x
  2. Step 2: Convert to fraction form
    155,592.55/214,765.32 = 91,076.88/x
  3. Step 3: Cross multiply
    155,592.55x = 214,765.32 × 91,076.88
  4. Step 4: Simplify right side
    155,592.55x = 19,560,155,277.80
  5. Step 5: Solve for x
    x = 19,560,155,277.80/155,592.55
  6. Step 6: Final answer
    x = 125,713.96

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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.