Home / 91,251.41-125,914.50-50,960.04

Finding the Fourth Proportional to 91,251.41, 125,914.50 and 50,960.04

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Solution

The fourth proportional to 91,251.41, 125,914.50 and 50,960.04 is: 70,317.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    91,251.41 : 125,914.50 = 50,960.04 : x
  2. Step 2: Convert to fraction form
    91,251.41/125,914.50 = 50,960.04/x
  3. Step 3: Cross multiply
    91,251.41x = 125,914.50 × 50,960.04
  4. Step 4: Simplify right side
    91,251.41x = 6,416,607,956.58
  5. Step 5: Solve for x
    x = 6,416,607,956.58/91,251.41
  6. Step 6: Final answer
    x = 70,317.91

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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.