Home / 79,606.20-109,852.58-43,795.28

Finding the Fourth Proportional to 79,606.20, 109,852.58 and 43,795.28

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Solution

The fourth proportional to 79,606.20, 109,852.58 and 43,795.28 is: 60,435.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    79,606.20 : 109,852.58 = 43,795.28 : x
  2. Step 2: Convert to fraction form
    79,606.20/109,852.58 = 43,795.28/x
  3. Step 3: Cross multiply
    79,606.20x = 109,852.58 × 43,795.28
  4. Step 4: Simplify right side
    79,606.20x = 4,811,024,499.82
  5. Step 5: Solve for x
    x = 4,811,024,499.82/79,606.20
  6. Step 6: Final answer
    x = 60,435.30

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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.