Home / 79,231.14-109,338.96-45,697.14

Finding the Fourth Proportional to 79,231.14, 109,338.96 and 45,697.14

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Solution

The fourth proportional to 79,231.14, 109,338.96 and 45,697.14 is: 63,062.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    79,231.14 : 109,338.96 = 45,697.14 : x
  2. Step 2: Convert to fraction form
    79,231.14/109,338.96 = 45,697.14/x
  3. Step 3: Cross multiply
    79,231.14x = 109,338.96 × 45,697.14
  4. Step 4: Simplify right side
    79,231.14x = 4,996,477,762.57
  5. Step 5: Solve for x
    x = 4,996,477,762.57/79,231.14
  6. Step 6: Final answer
    x = 63,062.05

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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.