Home / 94,579.20-141,894.72-74,923.20

Finding the Fourth Proportional to 94,579.20, 141,894.72 and 74,923.20

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Solution

The fourth proportional to 94,579.20, 141,894.72 and 74,923.20 is: 112,405.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    94,579.20 : 141,894.72 = 74,923.20 : x
  2. Step 2: Convert to fraction form
    94,579.20/141,894.72 = 74,923.20/x
  3. Step 3: Cross multiply
    94,579.20x = 141,894.72 × 74,923.20
  4. Step 4: Simplify right side
    94,579.20x = 10,631,206,485.50
  5. Step 5: Solve for x
    x = 10,631,206,485.50/94,579.20
  6. Step 6: Final answer
    x = 112,405.33

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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.