Home / 94,815.27-142,222.86-28,253.70

Finding the Fourth Proportional to 94,815.27, 142,222.86 and 28,253.70

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Solution

The fourth proportional to 94,815.27, 142,222.86 and 28,253.70 is: 42,380.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    94,815.27 : 142,222.86 = 28,253.70 : x
  2. Step 2: Convert to fraction form
    94,815.27/142,222.86 = 28,253.70/x
  3. Step 3: Cross multiply
    94,815.27x = 142,222.86 × 28,253.70
  4. Step 4: Simplify right side
    94,815.27x = 4,018,322,019.58
  5. Step 5: Solve for x
    x = 4,018,322,019.58/94,815.27
  6. Step 6: Final answer
    x = 42,380.54

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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.