Home / 147,937.20-222,051.60-73,141.80

Finding the Fourth Proportional to 147,937.20, 222,051.60 and 73,141.80

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Solution

The fourth proportional to 147,937.20, 222,051.60 and 73,141.80 is: 109,784.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    147,937.20 : 222,051.60 = 73,141.80 : x
  2. Step 2: Convert to fraction form
    147,937.20/222,051.60 = 73,141.80/x
  3. Step 3: Cross multiply
    147,937.20x = 222,051.60 × 73,141.80
  4. Step 4: Simplify right side
    147,937.20x = 16,241,253,716.88
  5. Step 5: Solve for x
    x = 16,241,253,716.88/147,937.20
  6. Step 6: Final answer
    x = 109,784.79

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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.