Home / 79,372.42-109,533.84-43,562.52

Finding the Fourth Proportional to 79,372.42, 109,533.84 and 43,562.52

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Solution

The fourth proportional to 79,372.42, 109,533.84 and 43,562.52 is: 60,116.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    79,372.42 : 109,533.84 = 43,562.52 : x
  2. Step 2: Convert to fraction form
    79,372.42/109,533.84 = 43,562.52/x
  3. Step 3: Cross multiply
    79,372.42x = 109,533.84 × 43,562.52
  4. Step 4: Simplify right side
    79,372.42x = 4,771,570,095.68
  5. Step 5: Solve for x
    x = 4,771,570,095.68/79,372.42
  6. Step 6: Final answer
    x = 60,116.22

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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.